Cleaner wrasse have revealed a remarkable new side of fish intelligence. Marked with fake parasites, they used mirrors to ...

Learn how cleaner wrasse used a mirror and even dropped food to test their reflections, a behavior linked mostly to mammals.

There are a variety of machines, consumables, and safety equipment needed to operate a molecular biology lab. And yes, for the vast majority of labs, purified salmon sperm DNA is one of those ...

SACRAMENTO, Calif. (AP) — State fish and wildlife officials are studying a new way of transporting hatchery salmon that are intended to repopulate the Sacramento River system, a newspaper reported.