2968 pictures found
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Gray-breasted Jay (Aphelocoma ultramarina) - Arizona - USA -
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Gray-breasted Jay (Aphelocoma ultramarina) - Arizona - USA - Formerly called Mexican Jay - Common in pine-oak canyons on southwestern mountains
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Twin-spotted Rattlesnake (Crotalus pricei pricei) - Arizona - USA
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Twin-spotted Rattlesnake (Crotalus pricei pricei) - Arizona - USA
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Mud Puppy (Necturus maculosus) - - Salamander that is a permanent larva retaining gills throughout life - Gills are maroon - Habitats include
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Mud Puppy (Necturus maculosus) - - Salamander that is a permanent larva retaining gills throughout life - Gills are maroon - Habitats include lakes-ponds-rivers-streams and other permanent bodies of water - Essentially nocturnal - Eats fish-fish eggs-crayfish-aquatic insects-mollusks etc - Size and condition of gills reflects environment ie large and bushy if water is foul and warm-smaller and contracted if water is cool and contains higher levels of oxygen
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Honey Pot Ant (Myrmecocystus spp) with engorged gasters -Arizona
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Honey Pot Ant (Myrmecocystus spp) with engorged gasters -Arizona - Lives in undergound colonies that protect them from harsh desert conditions - Specialized members of the colony-called repletes-store liquid food in their engorged gasters which is shared with other members of the colony as needed
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Roundtail Ground Squirrel Young (Citellus tereticaudus) - Arizona - Found in parts of Nevada-California and Arizona extending down into NW Mexico -
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Roundtail Ground Squirrel Young (Citellus tereticaudus) - Arizona - Found in parts of Nevada-California and Arizona extending down into NW Mexico - Lives in low desert-mesquite-creosote bush and cactus - Above ground most of the year - Feeds on seeds and probably insects
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Bark Scorpion (Centruroides exilicauda) - Arizona - USA - Climbers most common around trees especially near streams and washes - Active at night but
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Bark Scorpion (Centruroides exilicauda) - Arizona - USA - Climbers most common around trees especially near streams and washes - Active at night but often found by day hanging onto the undersides of rocks-fallen branches-boards and bits of bark - Also found indoors especially in new developments where their natural habitat has recently been disturbed - Range is Florida and Gulf states-west to Arizona and Mexico - Included in this species is the former species Centruroides sculpteratus -Sculptured centruroides whose sting is extremely poisonous for people and somtimes fatal
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Northern Rubber Boa (Charina bottae) - Oregon - USA - Found in Northwestern U.S. - S.w. Canada - Eats primarily young of small mammals - May be
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Northern Rubber Boa (Charina bottae) - Oregon - USA - Found in Northwestern U.S. - S.w. Canada - Eats primarily young of small mammals - May be common in appropriate habitats
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Northern Rubber Boa (Charina bottae) - Oregon - USA - Found in
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Northern Rubber Boa (Charina bottae) - Oregon - USA - Found in Northwestern U.S. - S.w. Canada - Eats primarily young of small mammals - May be common in appropriate habitats
© John Cancalosi / Biosphoto
Corn Snake (Elaphe guttata guttata) - Captive - USA
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Mexican Tree Frog (Smilisca baudinii)o - Only found in warm tropical locations
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Mexican Tree Frog (Smilisca baudinii)o - Only found in warm tropical locations
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Mexican Tree Frog (Smilisca baudinii) Alamos - Sonora - Mexico - Only found in warm tropical locations
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Mexican Tree Frog (Smilisca baudinii) Alamos - Sonora - Mexico - Only found in warm tropical locations
© John Cancalosi / Biosphoto
Lilac-crowned Parrot (Amazona finschi) - Mexico - Inhabits tropical deciduous forest
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Black Widow Spider (Latrodectus hesperus) - Female - Arizona -
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Black Widow Spider (Latrodectus hesperus) - Female - Arizona - Characterized by a a bright red-orange hourglass shape on the underside - Found throughout most of North America-more commonly in warmer climates - Common around man-made structures such as garages and lawn chairs and woodpiles - Also lives in a variety of natural habitats - Preys mainly upon insects trapped in its web - They are shy-sedentary and largely nocturnal - Non-aggressive but will bite in self-defense - Venomous - Mates only once retaining sperm for future egg-laying - Often eats the male after mating
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Mourning Dove (Zenaida macroura) Perched on branch - Sonoran
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Mourning Dove (Zenaida macroura) Perched on branch - Sonoran Desert - Arizona - The common wild dove in North America - Eats seed-waste grain - fruits-insects - Plump fast-flying birds with small heads and low-cooing voices - Nods their heads as they walk.
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Ring-billed Gull (Larus delawarensis) - New York - USA - Adult soaring - Most commonly seen gull in USA - especially inland
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Ring-billed Gull (Larus delawarensis) - New York - USA - Adult soaring - Most commonly seen gull in USA - especially inland
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Ring-billed Gull (Larus delawarensis) - New York - USA - Most
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Ring-billed Gull (Larus delawarensis) - New York - USA - Most commonly seen gull in USA - especially inland
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Ring-billed Gull (Larus delawarensis) - New York - USA - Most
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Ring-billed Gull (Larus delawarensis) - New York - USA - Most commonly seen gull - especially inland
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Niagara Falls - View of American Falls from Canada - Close-up of
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Niagara Falls - View of American Falls from Canada - Close-up of water cascading over the falls - New York - Niagara Falls is a massive set of waterfalls located on the Niagara River in northeastern North America on the border between the United States and Canada -Comprised of the American Falls-the Horseshoe Falls (sometimes called the Canadian Falls) and the smaller Bridal Veil Falls - The most powerful waterfall in North America - A valuable sourve of hydroelectric power - Renowned for its beauty it is a popular tourist site
© John Cancalosi / Biosphoto
Gambel's Quail (Callipepla gambelii) - Arizona - Standing - Replaces the California Quail in the desert and similar to that bird - On the western edge of the Mojave and Colorado deserts where ranges of California and Gambel's quail overlap-hybrids occur - Lives in broken chaparral-woodland edges-parks-estates and farms - Found in southwest US and northwest Mexico
© John Cancalosi / Biosphoto
Native Gold, Nevada, USA
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Rhodochrosite - Argentina - manganese carbonate - polished slice of stalactite
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Rhodochrosite - Argentina - manganese carbonate - polished slice of stalactite
© John Cancalosi / Biosphoto
Fossil Fern (Neuropteris sp), Carboniferous, Germany
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Fossil fish (Ameopsis lepidota), Upper Triassic, Solnhofen, Germany
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil fish (Ameopsis lepidota), Upper Triassic, Solnhofen, Germany
© John Cancalosi / Biosphoto
Fossil Fern (Neurpteris ovata), Carboniferus, New Mexico
© John Cancalosi / Biosphoto
Fossil Crinoid - Siphocrinite sp. - Ordovician - Morocco
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Fossil Reptile - Keichousaurus hui - Triassic - China - Family
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil Reptile - Keichousaurus hui - Triassic - China - Family Pachypluerosauridae
© John Cancalosi / Biosphoto
Fossil Trilobites - Symphysurus sp. - Ordovician - Morocco
© John Cancalosi / Biosphoto
Fossil Brittle Star - Morocco
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Fossil Lungfish - Osteolepis panderi - Mid Devonian - Caithness - Scotland
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil Lungfish - Osteolepis panderi - Mid Devonian - Caithness - Scotland
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Fossil lungfish - Dipterus sp. - Mid Devonian - Caithness - Scotland
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil lungfish - Dipterus sp. - Mid Devonian - Caithness - Scotland
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Fossil Fish - Pterichthyodes milleri - Mid Devonian - Caithness -Scotland - Placoderm
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil Fish - Pterichthyodes milleri - Mid Devonian - Caithness -Scotland - Placoderm
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Coelacanths - Cardiosuctor sp. - Carboniferous - Bear Gulch - Montana - USA - 250 million years old
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Coelacanths - Cardiosuctor sp. - Carboniferous - Bear Gulch - Montana - USA - 250 million years old
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Fossil Amphibian (Sclerocephalus hauseri) - Germany - Permian
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil Amphibian (Sclerocephalus hauseri) - Germany - Permian
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Fossil Fish (Aspidorynchus) - Jurassic - Solnhofen - Germany
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil Fish (Aspidorynchus) - Jurassic - Solnhofen - Germany
© John Cancalosi / Biosphoto
Fossil Fish (Belonostomus) - Jurassic - Solnhofen - Germany
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Heliobatis Fossil - Green River Formation - Eocene Age - Lincoln
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Heliobatis Fossil - Green River Formation - Eocene Age - Lincoln County - Wyoming
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Fossil Stromatolite - Conophytum basalticum - Cambrian - Australia - Katherine - Northern Territory
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil Stromatolite - Conophytum basalticum - Cambrian - Australia - Katherine - Northern Territory
© John Cancalosi / Biosphoto
Fossil Stromatolite - Conophytum basalticum - Cambrian - Australia - Katherine - Northern Territory
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Fossil Crinoid (Jimbacrinus bostocki) - Early Permian - Gascoyne Junction - Western Australia
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil Crinoid (Jimbacrinus bostocki) - Early Permian - Gascoyne Junction - Western Australia
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Fossil Cricket - Santana Formation - Brazil - Early Cretaceous Period
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil Cricket - Santana Formation - Brazil - Early Cretaceous Period
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Fossil Cockroach (Blattodea) - Santana Formation - Brazil - Early Cretaceous Period
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil Cockroach (Blattodea) - Santana Formation - Brazil - Early Cretaceous Period
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Fossil Lacewing (Planipennia) - Santana Formation - Brazil -
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil Lacewing (Planipennia) - Santana Formation - Brazil - Early Cretaceous Period
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Fossil Dragonfly - Cordulagomphus fenestratus - Lower Cretaceous - Brazil - 125 million years old - Araripe basin
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil Dragonfly - Cordulagomphus fenestratus - Lower Cretaceous - Brazil - 125 million years old - Araripe basin
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Fossil Dragonfly (Cordulagomphus fenestratus) - Lower Cretaceous
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil Dragonfly (Cordulagomphus fenestratus) - Lower Cretaceous - Brazil - 125 million years old - Araripe basin
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Fossil Snapping Turtle - Species unknown - Green River Formation
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil Snapping Turtle - Species unknown - Green River Formation - 50 million years old - Wyoming Courtesy of GeoDecor - Please credit
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Fossil Ray - Heliobatis sp. - Green River Formation - Eocene -
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil Ray - Heliobatis sp. - Green River Formation - Eocene - Wyoming - specimen credit: Geo Decor
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Fossil fish - Paramblypterus sp. - Permian - Germany - Actinopte
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Fossil fish - Paramblypterus sp. - Permian - Germany - Actinopte
© John Cancalosi / Biosphoto
Fossil fish - Coccodus insignis - Cretaceous - Lebanon
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Burrowing owls (Athene cunicularia), performing "rain dance", Sonoran desert, Arizona
© John Cancalosi / Biosphoto
© John Cancalosi / Biosphoto
Burrowing owls (Athene cunicularia), performing "rain dance", Sonoran desert, Arizona
© John Cancalosi / Biosphoto
Honey Pot Ant (Myrmecocystus spp) - Arizona. Honey Pot Ant (Myrmecocystus spp) with engorged gasters -Arizona - Lives in undergound colonies that protect them from harsh desert conditions - Specialized members of the colony-called repletes-store liquid food in their engorged gasters which is shared with other members of the colony as needed