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I don’t think anyone should be surprised that squirrels have figured out how to say “nyah, nyah” to rattlesnakes. After all, it’s what they’ve been saying to cats, dogs, and bird-feeder owning humans for years. R. Kelly WagnerAustin, Texas
By Science News -
AnimalsUltrasound alarms by ground squirrels
Richardson's ground squirrels may occasionally use ultrasound when calling out in response to a disturbance.
By Susan Milius -
AnimalsWhy does a buddy help another male flirt?
The sidekick male in the two-bird courtship display of lance-tailed manakins has to leave when the mating starts but may reap delayed benefits in real estate and performance practice.
By Susan Milius -
AnimalsFarmer ant species may have lost all its males
A fungus-growing ant may be the first ant species known to have no power of sexual reproduction.