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

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 Goliath frog is the largest frog on Earth, but its size may not be just a quirk of nature. Scientists think this giant ...

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

The world’s life-forms reproduce sexually in a bewildering variety of ways, even though scientists still aren’t sure why they bother.

Here’s what you’ll learn when you read this story: The Amazon molly might look like any other fish, but this hybrid freshwater vertebrate actually reproduces asexually, creating exclusively female ...

Udupi: A new study by researchers from the Manipal Institute of Technology (MIT), MAHE, and Cochin University of Science and Technology (CUSAT) has revealed the widespread presence of microplastics, ...