There are at least 40 known species of flying fish. Beyond their useful pectoral fins, all have unevenly forked tails, with the lower lobe longer than the upper lobe. Many species have enlarged ...

A funky-looking marine fish, with its ray fins and pointy nose ... They can be threatening to other fish, including their own species. Handy in ridding your tank of flatworm and pyramid snails ...

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This species, with its many varieties ... watch out for infection and diseases such as fin rot, dropsy, and swim bladder disease. While Betta fish can tolerate dirty water for a short period ...

"Feed on a fish and it is dead; nibble its fins and you have food for the future ... with some 20 different species found in the Amazon. This is in contrast to the newly described fossil which ...

Most species of sea robins are bottom-dwellers ... fin rays that are around the stomach area of the fish, then separate from the fin as they continue to develop. Among the most active genes ...

Other fish species have modifications to their pectoral or pelvic fins that allow them to walk or perch, but sea robins can ...

To date, she has collected around 40,000 tail and pectoral fins from at least 100 fish species, which she makes into key chains and displays for sale. She also published a photo booklet to show ...

The New York State Department of Environmental Conservation is highlighting the popular fish Atlantic salmon. They may be identified by some spotting on head and body, but none on tail.

Seahorse species belong to the genus called Hippocampus ... of being picked off by predators such as crustaceans and larger fish. These upright fish have a dorsal fin that flutters 30 to 70 times per ...