A clever tropical fish has flipped how biologists are thinking about memory, brains and visual recognition in the animal ...

Mudskippers break the rules of fish biology by breathing through their skin, walking on their fins and thriving on land where ...

Winter tends to have less field work – it is much harder to survey fish when the lakes are ice covered – and much more office ...

New research suggests that long-term exposure to very low concentrations of chlorpyrifos, a widely used insecticide, can ...

Long-term exposure to low levels of a common agricultural pesticide can accelerate physiological aging and shorten lifespan ...

To get to the bottom of it, they looked at the fish’s anatomy and physiology and discovered something curious in their gills.

What do the ginkgo (a tree), the nautilus (a mollusk) and the coelacanth (a fish) all have in common? They don't look alike, and they aren't biologically related, but part of their evolutionary ...

Metal toxicity caused the deaths of about 200 fish on Aug. 18 on the banks of Grizzly Reservoir at the end of Lincoln Creek Road near Independence Pass. Colorado Parks and Wildlife officials ...

A pesticide commonly used in agriculture may be shortening the lives of fish by speeding up the aging process, according to a ...

In this week’s segment of “North Dakota Outdoors,” host Mike Anderson explains why the North Dakota Game and Fish Department and partners are addressing habitat loss and hunting access in our state.

This is the time of year anglers start targeting salmon on Lake Sakakawea, as Mike Anderson explains in this week’s segment of “North Dakota Outdoors.” Joining him is Game and Fish Department ...

The rockhead, or deep-pitted, poacher may use its ribs to beat the inside of its head cavity to communicate with other ...