Articles for tag: Animal Research

Training Animals for Science Without Harm: Inside the New Ethical Frameworks

Training Animals for Science Without Harm: Inside the New Ethical Frameworks

Annette Uy

Picture this: a laboratory rat learns to press a lever not because of fear or pain, but because it’s genuinely curious about the outcome. In the same facility, primates engage in cognitive tests that feel more like puzzle games than experiments. This isn’t some fantasy future of scientific research—it’s happening right now in laboratories around ...

Close-up of an American alligator emerging from water in Lakeland, Florida wetlands.

DNA Breakthrough Reveals Two Undiscovered Crocodile Species in the Caribbean

Jan Otte

Scientists assumed for decades that the American crocodile (Crocodylus acutus) was one widespread species along Mexico’s Pacific coast, all the way to Venezuela, and across the Caribbean. But a revolutionary genetic study has destroyed that illusion by finding that two relict populations are completely separate species lurking in plain sight on the islands of Banco ...