Why Female Water Buffalo Have Horns but Impala Do Not?

(PhysOrg.com) -- The reason some female hoofed animals have horns while others do not has long puzzled evolutionary biologists, even the great Charles Darwin. But now a survey of 117 bovid species led by Ted Stankowich, professor ...

Citizen science birding data passes scientific muster

As long as there have been birdwatchers, there have been lists. Birders keep detailed records of the species they've seen and compare these lists with each other as evidence of their accomplishments. Now those lists, submitted ...

New horned dinosaur reveals unique wing-shaped headgear

Scientists have named a new species of horned dinosaur (ceratopsian) based on fossils collected from Montana in the United States and Alberta, Canada. Mercuriceratops (mer-cure-E-sare-ah-tops) gemini was approximately 6 meters ...

Female dung beetles use horns to fight over manure

(PhysOrg.com) -- Dung beetles are among the few species in which the females are more impressively equipped with armor than males, and a new study explains why: the females fight each other for the best manure and breeding ...

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