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Tadpole swimming in a pond
Underwater image of Nurse shark in the blue ocean of Bimini, The Bahamas
Picture featuring blue dragonfly.
Aquatic (fresh water) nematode living in pond water among cyanobacteria. Live specimen. Wet mount, 10X objective, transmitted brightfield illumination.
Atlantic Halibut
close-up of anguilla
The reedfish, ropefish (more commonly used in the United States), or snakefish, Erpetoichthys calabaricus, is a species of fish in the family Polypteridae alongside the bichirs. It is the only member of the genus Erpetoichthys. It is native to fresh and brackish waters in West and Central Africa. The reedfish possesses a pair of lungs in addition to gills, allowing it to survive in very oxygen-poor water. It is threatened by habitat loss through palm oil plantations, other agriculture, deforestation, and urban development
A macro image of a house fly.
The Arctic grayling (Thymallus arcticus) is a species of freshwater fish in the salmon family Salmonidae. T. arcticus is widespread throughout the Arctic and Pacific drainages in Canada, Alaska, and Siberia, as well as the upper Missouri River drainage in Montana.  Wyoming.
Close up of dragonfly's compound eyes
Siberian sturgeon (Acipenser baerii). Wild life animal.
Swimming slowly, a large white sturgeon and salmon cruise the water in the Bonneville Fish Hatchery and Sturgeon Center along Oregon’s Columbia River.
Freshwater bream fish isolated on natural underwater background
Red tailed catfish
Thai carp ornamental fish crucian carp
Larvae of these beetles are xylophagous. They mainly feed on downy oak (Quercus pubescens), evergreen oak (Quercus ilex) and cork oak (Quercus suber). These longhorn beetle are considered a pest of oaks\n\nThey are considered  a danger for Quercus Forests
Common eel. Anguilla anguilla, single eel in water
Adult tapir portrait - Ola Peninsula, Costa Rica
exotic aquarium fish astranatous with close-up
Channa maculata swimming in fish tank. An omnivorous fish that lives in the Mekong Delta is used to feed farmers during floods
discus fish red melon strain
Long legged fly (Dolichopodidae)
Photo of Flathead grey mullet, a juvenile saltwater fish, against a black background.
Carp tail close-up isolated on white background
A beautiful closeup of a red fox in the forest
Monotomidae, Coleoptera Fossil in Burmese amber of Cenomanian era, 100 million years ago, from the state of Myanmar, extreme macro shot
Sterlet (Acipenser ruthenus) and rudd (Scardinius erythropthalmus). Wildlife animal.
Rat tailed maggot photographed in a studio
Costello tetra Hemigrammus hyanuary aquarium fish green neon
Calopteryx splendens Banded Demoiselle Damselfly Insect. Digitally Enhanced Photograph.
Free Images: "bestof:Kieffer - Apenesia sjostedti female.png en Apenesia sjostedti female Bethylidae bearbeitet von prof dr J J Kieffer Mit 205 abbildungen Jean-Jacques Kieffer 1914"
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