Successful reproduction presents a fundamental evolutionary paradox: the immune system must tolerate genetically foreign sperm and embryos while maintaining ...

With an unprecedented number of wolf attacks on California’s livestock in recent years, the state’s Department of Fish and ...

A biotech company and a US government agency announced on Thursday a plan to create an archive of living cells and genomic material for every species protected under the US Endangered Species Act in a ...

Adult populations in the Hudson River are still strong. But reproduction is low, and that has officials worried about the future.

However, the story began in July 1976, when a team of biologists took a small step toward changing how scientists understand ...

Line up the brains of a fish, bird and a mammal, and something unexpected comes up. You do not see three different answers to the problem of making sense of the world. You see one answer, tilted three ...

Colorado Is Using Male Fish to Wipe Out an Invasive Species Without Chemicals or Traps ...

Desert Hedgehog signaling promotes stem Leydig cell differentiation through a Ptch2-Gli1-Sf1 regulatory axis in Nile tilapia.

The giant Goliath frog builds specialized nests, moves rocks, and raises tadpoles that eat only one aquatic plant.

As we often say at Game and Fish, fisheries management is rarely one-size-fits-all. What works in a 500-acre Minnesota lake ...

Reproduction is a fundamental biological process underpinning sustainable aquaculture. However, fish reproductive performance is increasingly challenged by ...