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Common Frog, Rana temporaria tadpole with internal gills, 3 weeks after hatching, in front of white background
A child holds and cares for a beetle (pine weevil).
Golden mantella, (Mantella aurantiaca). Small terrestrial frog endemic to Madagascar, Reserve Peyrieras Madagascar Exotic. Madagascar wildlife animal.
A Ranitomeya Summersi \
A close up of a frog sitting on a wooden surface. This amphibian has the scientific name Rana temporaria.
a frog stays cool in a forest of the Ecuadorian Amazon
Brown Thorny Frog, Spiny-heeled Froglet, Saffron-bellied Frog (Chaperina fusca) in a natural habitat
Close-up of a Baby Small Frog in Palm of Hand Outdoors.
Eggs of a frog
Giant Water Bug with Eggs, Abedus indentatus, Sierra Nevada Mountains, California. Belostomatidae.
A closeup shot of a single black and yellow fron on green leaves.
A white banded Ranitomeya Summersi poison arrow frog is seen on a leaf.  The frog is very small and colorful.  There are bands of different colors on the frog.  The colors go all the way down to the feet and toes.  This is a poison arrow frog which can be found in the Amazon region of Peru.
Common Frog, Rana temporaria tadpole with internal gills, 3 weeks after hatching, in front of white background
honeybee worker leg composite W.M. under light microscope with white background
Small tadpoles of Cururu Toad of the species Rhinella diptycha in a lake
Caught an injured frog in the grass after lawn service ran him over
Closeup of a young golden poison frog on a leaf
bijeneter
Captive Southern Corroboree frogs in Zoo Breeding program
Hyalinobatrachium ruedai from Central America
Green and black poison frog Pena Blanca, known as the green-and-black poison dart frog is a poisonous frog living in Central America, here in Costa Rica. High quality photo
Photomicrograph of mayfly nymph, Baetis species, with leaflike gills on back. Live specimen. Wet mount, 2.5X objective, transmitted brightfield illumination.
isolated on black
The palmate newt
Hispidae family insect crawl on plants, North China
The endangered Ranitomeya summersi, sometimes referred to as Summers' poison frog, is a species of poison dart frogs found in the central Huallaga River drainage and adjacent Cordillera Azul National Park in central Peru. This frog is listed as endangered by IUCN and in cites appendix ii.   In this photo, the small black and orange frog is seen on a orange flower.  This frog is less than 2 centimeters in length.
tadpole (also pollywog or porwigle) is the larval stage - of a  Blue and black poison dart frog - Dendrobates azureus
Grasshoppers trick stains on leaves Because insects have hard body shells. The body's growth is therefore limited. When the body grows until it's cramped Insects cannot continue to grow.
Young golden poison frog on a leaf
Great Silver Water Beetle (Hydrophilus piceus)
Free Images: "bestof:...Dendrobates minutus with tadpole on back. Family: Dendrobatidae ..Credit: Carl C. Hansen (Smithsonian Institution) SI Neg. 90-17212. Date: na...Dendrobates"
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