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 ...

66 x 50 cm. (26 x 19.7 in.) ...

Monterey Bay researchers have discovered a remarkable new species of sea slug that lives in the deep sea. It swims through ...

Some chromosomes, such as B chromosomes, can increase their inheritance rate to their own advantage. These extra chromosomes are found in many plants, animals, and fungi and rely upon various ...

Blue Jay - With its striking blue plumage and distinctive crest, the Blue Jay is a common yet beautiful bird found in North America. Rainbow Lorikeet - This Australian parrot boasts a bright mix of ...