article thumbnail

The Incredulous New Caledonian Crows

10,000 Birds

Capuchin monkeys, macaques, Cotton Top Tamarins, Chimpanzees, and many other animals, including various birds, have been investigated and found to be unable to make inferences about HCAs. The next graph shows the average number of times per trial that the crow decided to abandon an effort to get at the food. Until now.

Abandon 235
article thumbnail

Come@Me: Don’t Mourn for Extinct Birds

10,000 Birds

The causes were the usual reasons for island extinction—deforestation by both humans and invasive plants that crowded out native plants, hunting, and invasive rats, mongoose, monkeys, and, of course, feral cats. On the WCS web page, Ms. What happened to Thelma and Louise? Or any of the other female Pink Pigeons (there are 8!)?

Mauritius 102