Song-learning neurons identified in songbirds

A group of brain cells, the corticobasal ganglia projecting neurons, are important for vocal learning in young birds, but not in adult birds, according to a study published in the journal Proceedings of the National Academy ...

Implanted memories teach birds a song

A father holds up his newborn, their faces only inches apart, and slowly repeats the syllables "da" and "dee." After months of hearing these sounds, the baby begins to babble and gradually "da da da" is refined to the word ...

Birds categorize colors just like humans do

For a small, reddish-beaked bird called the zebra finch, sexiness is color-coded. Males have beaks that range from light orange to dark red. But from a female's point of view, a male's colored bill may simply be hot, or not, ...

Study suggests fish can experience 'emotional fever'

(Phys.org)—A small team of researchers from the U.K. and Spain has found via lab study that at least one type of fish is capable of experiencing 'emotional fever,' which suggests it may qualify as a sentient being. In their ...

New idea on how the zebra got its stripes

(Phys.org) —A small team of researchers affiliated with the University of California has found little evidence to support prior theoretical explanations of why zebras have evolved to have stripes and instead suggest that ...

Brain size matters when it comes to animal self-control

(Phys.org) —Chimpanzees may throw tantrums like toddlers, but their total brain size suggests they have more self-control than, say, a gerbil or fox squirrel, according to a new study of 36 species of mammals and birds ...

A chimp-pig hybrid origin for humans?

(Phys.org) —These days, getting a Ph.D. is probably the last thing you want to do if you are out to revolutionize the world. If, however, what you propose is an idea, rather than a technology, it can still be a valuable ...

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