Photo of a North American caribou (Rangifer tarandus) in Jasper National Park in Canada
Dozens of Genes Tied to Caribou’s Seasonal Migration
Researchers tracked the movements of endangered caribou and sequenced a portion of their genomes to determine which genes may influence migratory behavior.
ABOVE: Mark Bradley, Parks Canada
Dozens of Genes Tied to Caribou’s Seasonal Migration
Dozens of Genes Tied to Caribou’s Seasonal Migration

Researchers tracked the movements of endangered caribou and sequenced a portion of their genomes to determine which genes may influence migratory behavior.

Researchers tracked the movements of endangered caribou and sequenced a portion of their genomes to determine which genes may influence migratory behavior.

ABOVE: Mark Bradley, Parks Canada
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terrestrial animals

The lungfish has a beige face and grey spotted body with a darker tail fin, as well as four long, spindly appendages. It is on a white background.
Lungfish Cocoons Are Alive, Sort Of
Abby Olena | Nov 17, 2021
Researchers find that the protective outer layer that lungfish make to survive extended dry periods—once thought to be a simple mucus shell—contains immune cells that trap bacteria and protect the animals from infection.
Reconstructing the Effects of the Fur Trade in the Brazilian Amazon
Catherine Offord | Jan 1, 2017
Researchers use a century of trade records to uncover differences in the resilience of terrestrial and aquatic species.
Walking Fish Model Evolution
Bob Grant | Aug 28, 2014
Raising a semi-terrestrial species on land highlights the role of developmental plasticity in the evolutionary transition from water to land.