The fish have been observed swimming upside down before, back in 1999—however, until now, it was assumed to be a one-off occurrence. This species of anglerfish is distinguishable by long lures ...

The team chose to test its lab-grown heart cells in robotic fish because of the similarities between swimming and the pumping action of a heart, Parker says. In some ways, a fish is a pump, he says.

Apr. 9, 2024 — Swimming in schools makes fish surprisingly stealthy underwater, with a group able to sound like a single fish.

Fish display distinct individual behaviors when swimming to find food A high-throughput sense-of-smell test highlights the individual behavioural responses of blind and sighted fish to different ...