Meet Rhea the parrot, a bird that loves to explore her surroundings. "Poor Rhea suffers from psittacine beak and feather disease, which unfortunately impacts on all Old and New World parrots," ...

and either one or two species of rhea, Widrig said. "In order for a bird to become flightless, two conditions have to be met, ...

It may sound like a joke, but scientists have long been puzzled by how the family of birds that includes African ostriches, ...