Zoo monkeys prefer traffic noise to natural sounds: study

They may be naturally suited to swinging in rainforests, but monkeys in a Finnish zoo have demonstrated a "significant" preference for traffic sounds instead of the noises of the jungle, researchers have found.

Details of dental wear revealed

The teeth of mammals experience constant wear. However, the details of these wear processes are largely unknown. Researchers at the University of Zurich have now demonstrated that the various areas of herbivores' teeth differ ...

Change of teeth causes yo-yo effect in elephants' weight

The weight of elephants living in zoos fluctuates over the course of their adult lives in cycles lasting around a hundred months, researchers at the University of Zurich have found. The fluctuation is linked to the particular ...

Birds startled by moving sticks

Do animals—like humans—divide the world into things that move and things that don't? Are they surprised if an apparently inanimate object jumps to life?

Chimpanzee uses innovative foresighted methods to fool humans

Chimpanzee Santino achieved international fame in 2009 for his habit of gathering stones and manufacturing concrete projectiles to throw at zoo visitors. A new study shows that Santino's innovativeness when he plans his stone-throwing ...

18 of 20 gorillas at Atlanta's zoo have contracted COVID

At least 18 of the 20 gorillas at Atlanta's zoo have now tested positive for COVID-19, an outbreak that began just days before the zoo had hoped to obtain a veterinary vaccine for the primates, officials said Tuesday.

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