For instance, long-tailed grass lizards (Takydromus ... "They swim up on a school of fish, and then they stop and put down their pectoral fins," Bradley told Live Science. "Then their tail comes ...

By Jack Tamisiea With hornlike facial fins and diamond-shape bodies ... Why mantas and related rays have such long tails has long been a mystery. The fish do not use their tails to propel through ...

There are at least 40 known species of flying fish. Beyond their useful pectoral fins ... gliding long distances, up to 655 feet. Once it nears the surface again, it can flap its tail and taxi ...

This remarkable distinction was first of all recognised by Agassiz, and long ago ... The caudal fin is rounded: with a vigour not easily matched by any fish with a symmetrical tail.

Xiphactinus was one of the largest bony fish of the Late Cretaceous and is considered one of the fiercest creatures in the sea. A powerful tail and winglike pectoral fins shot the 17-foot-long (5 ...

These upright fish have a dorsal fin that flutters 30 to 70 times ... But seahorses are not strong swimmers. Instead of tail (caudal) fins, seahorses have long prehensile tails to anchor themselves by ...

DESCRIPTION: Both fish are minnows with slender, silver bodies and forked tail fins. The headwater chub is dark gray with silvery sides. The roundtail chub is olive gray to silver with a ...