Researchers have discovered that scarlet macaws purposefully neglect feeding the youngest chicks in most broods, even when resources are plentiful. This results in only one or two chicks being able to ...

Scarlet macaws hatch more chicks than they can care for. Parents favor older chicks, leading to the starvation of younger ...

A cheeky pet cockatoo pulled the tail of a macaw while perched on ... Greta refused to let go as Scarlet tried to pull away and even used its beak to prevent its friend from making distance.