Some fish change colors to blend in with their environment, but the stargazer fish has a different camouflaging technique. It ...

Fish feed in different parts of the water column, and their bodies and diets are adapted to their feeding strategies. Their ...

Sea lampreys are a parasite, feeding by attaching to fish with their suction mouth, using their tongue to rasp a hole through the fish's skin, and consuming the blood and juices that flow out.

Sea lampreys are a parasite, feeding by attaching to fish with their suction mouth, using their tongue to rasp a hole through the fish's skin, and consuming the blood and juices that flow out.

Sea lampreys are a parasite, feeding by attaching to fish with their suction mouth, using their tongue to rasp a hole through the fish's skin, and consuming the blood and juices that flow out.

PEDRE / Getty Images Lampreys might be jawless, but that doesn't make their thorny, suction cup-like mouths any less frightening. This parasitic fish uses its mouth like a funnel, targeting an ...

UC Davis study of 161 fish species using high-speed video reveals evolutionary trade-off: large teeth prevent mobile jaw development.

Fish Pacific spiny lumpsucker: The adorable little fish with a weird suction cup resembling human teeth Fish Pelican eel: The midnight zone 'gulper' with a giant mouth to swallow animals bigger ...

They don’t have jaws, just a suction cup mouth full of teeth that they’ll use to attach to another fish, then bleed them. They produce an anticoagulant in their saliva so they can drink the ...

Sea lampreys are a parasite, feeding by attaching to fish with their suction mouth, using their tongue to rasp a hole through the fish's skin, and consuming the blood and juices that flow out.