The National Aquarium notes that rays are typically larger than skates and usually have long, whip-like tails with small or no dorsal fins. Some exceptions exist, like freshwater stingrays, which ...

A silky shark with a chunk taken out of its dorsal fin regrew much of its lost appendage, ... rays, and skates. Had the fin been fully amputated, the paper noted, it probably would not have regrown.

Skates, on the other hand, generally have shorter, thicker tails with two lobes per pelvic fin and small dorsal fins on their tails. Their tails and backs are also lined with thorny spikes, though ...

In the angler-fishes the spinous rays of the dorsal fin have become slender and flexible, and the first is placed on the head, and forms a line and bait. Article PDF. Authors. C. TATE REGAN.

Looking at the photographs from 2022, the shark was thought to have lost around 20.8 percent of the dorsal fin in the event. When the shark was again photographed 332 days later, it showed a rate ...

As a fish swims through water, the dorsal fin stabilizes it and keeps it from rolling over. But over time, many fish have evolved different uses and appearances for these skin flaps.

Changes in the dorsal fin from 2022 and 2023. Josh Schellenberg and John Moore, CC BY-ND My analysis determined that within 332 days, the shark regenerated enough tissue that his dorsal fin was ...

The silky shark (Carcharhinus falciformis) had a satellite tag fitted to its dorsal fin in June 2022 so researchers could track its migration.A few weeks later, an unknown person cut out the tag ...

Anglerfish earned the name for their unique evolutionary hunting adaptation—a front dorsal fin known as an illicium that functions as a lure.To humans, an illicium may resemble a fishing rod ...