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Birds communicate with their flockmates through song, calls, and body language. Studies have shown that the intricate territorial songs of some birds must be learned at an early age, and that the memory of the song will serve the bird for the rest of its life. Some bird species are able to communicate in several regional varieties of their songs.
Apollo (hatched April 2020) is an African grey parrot and the subject of the popular YouTube channel "Apollo and Frens" run by couple Victoria "Tori" Lacey and Dalton Mason. Apollo has been described as having the intelligence of a "human toddler" and can answer numerous complex questions in English. [1]
Magpies are birds of various species of the family Corvidae.Like other members of their family, they are widely considered to be intelligent creatures. The Eurasian magpie, for instance, is thought to rank among the world's most intelligent creatures, [1] [2] and is one of the few nonmammalian species able to recognize itself in a mirror test. [3]
The second list shows the number of neurons in the structure that has been found to be representative of animal intelligence. [1] The human brain contains 86 billion neurons, with 16 billion neurons in the cerebral cortex. [2] [1]
The birds were tested on their ability to distinguish benign from malignant human breast histopathology images and could even apply what they had learned to previously unseen images. However, when faced with a more challenging task, they reverted to image memorisation and thus showed little generalisation to novel examples.
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As of January 9th 2025 according to the iGoTerra website, there are 18 birders who have added 9,000 or more species of birds to their life lists. An additional 15 birders have added at least 8,000 species of life birds. Note: all known sources of bird species life list data are self-reported. Birders with over 8,000 species include:
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