Lonely pet birds parrot human lifestyle ailments

Abizarre combination of loneliness, space shortage and the sheer gorgeousness of exotic avians has resulted in a new epidemic—bird depression. Other than mental illness, these birds are also being diagnosed with human lifestyle diseases such as obesity and diabetes. A growing number of people are adopting exotic birds as pets, prefering them to dogs and cats because they are easier to manage in small flats. The popular choices are African grey parrots (average cost Rs 40,000), Australian cockatoos, South American macaws (both for around Rs 1 lakh)—all known for their…

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This stingray just got caught chewing its food like a human

Researchers have discovered that a species of stingray from the Amazon River chews its food before swallowing – just like mammals do. This is the first time that researchers have witnessed a non-mammal actually chewing its food before swallowing it, which makes the ocellate river stingray (Potamotrygon motoro) pretty damn special. “Complex prey-processing behaviours have been thought to be lacking in fishes and other vertebrates, despite the fact that many of these animals feed on tough prey, like insects or even grasses,” reports the team. After learning that the ocellate river stingray…

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