Would you immediately know which is the female and which is the male here? Photo: Getty Images / U. J. Alexander Determining whether a budgerigar is male or female isn’t always obvious at first glance ...

Penny Olsen does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

Determining whether a budgerigar is male or female isn’t always obvious at first glance–yet identifying the gender is crucial for harmonious coexistence in the aviary. Especially when keeping only two ...