Animals
- Animals
Very brown sheep have a dark side
Big, dark sheep on a Scottish island are not breaking the rules of evolution after all.
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- Animals
Fenced-off trees drop their friends
Protecting acacia trees from large, tree-munching animals sets off a chain of events that ends up ruining the trees' partnership with their bodyguard ants.
- Animals
Secret Lives of Worms
Colorful and compelling, this science-rich, 15-minute video offers an up-close glimpse into the weird world of segmented worms—from nightcrawlers and leeches to feathery coral-dwelling dazzlers. Go to: https://www.sciencenews.org/sn-magazine/april-11-1987
- Animals
Butterfly’s clock linked to compass
The most detailed look yet at the monarch butterfly's daily rhythm keeper suggests it's closer to ancient forms than to the fruit fly's or mouse's inner clock.
- Animals
Purring birds teach their chicks to beg
African birds called pied babblers teach their chicks that certain parental noises mean food is on the way.
- Animals
Not So Spineless
Looking for personalities in animals, even among spiders and insects, could add new twists to ideas about evolution and explain some odd animal behavior.
- Animals
Hatch a Thief: Brains incline birds toward a life of crime
When it comes to a bird family's propensity to pilfer, a larger than usual brain for a particular body size is more important than body size alone.
- Animals
Female antelopes take the lead in courtship
Topi antelopes, with their hesitant males, reverse the usual sex roles in mammal courtship.
- Animals
Mr. Not Wrong: Not my species? Not a problem
Female toads that accept mates of another species in tough times may be looking after their own interest.
- Animals
Cousin Who? Gliding mammals may be primates’ nearest kin
Two species of small, little-known rain forest mammals may be primates' closest living relatives.
- Animals
Smells Funny: Fish schools break up over body odor
Just an hour's swim in slightly contaminated water can give a fish such bad body odor that its schoolmates shun it.
