During development, communication between organs determines their relative final size.
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Increasing evidence suggests that loss of Earth’s biological diversity will compromise our planet’s ability to provide the goods and services societies need to prosper.
In a pond, more amphibian species mean decreased chances of disease spread.
Collective cell migration relies on a directional signal that comes from the moving cluster, rather than from external cues.
Watch the cell transplant experiments in zebrafish that suggest certain embryonic cells rely on intrinsic directional cues for collective migration.
Stomachs of flesh-eating flies carry the DNA of animals in remote rainforests.
A roundup of species that made their scientific debut in 2012, and a few that said goodbye as well
The science images and videos that captured our attention in 2012
Unusual Creatures, Extinct Boids, The Mating Lives of Birds and A World in One Cubic Foot
Decades can pass between the discovery of a new animal or plant and its official debut in the scientific literature.
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