Brown-headed cowbirds are robin-sized black birds whose range covers most of North America. From a people’s point of view cowbirds are what we might call deadbeat parents. Cowbirds lay their eggs in the nests of other bird species, and the cowbird nestlings are raised by the foster parents. Since the cowbirds spend their formative months with birds of an entirely different species which has separate habits, songs, etc., how does a cowbird know it’s a cowbird? Learn more on this Moment of Science.
Have you ever heard whales moan and make noise in the sea? Learn more on this Moment of Science.
Bald eagles are not longer an endangered species. Learn more on this Moment of Science.
Imagine you're a female cardinal and you're looking for a mate. Before you are three males. Which one should you choose?
If you're a single parent, could the parental qualities you present attract a mate? It may not work for humans, but some fish find this scenario very effective.
Learn about the stickleback fish and its unique mating strategy on this Moment of Science.
How do male butterflies get their mate? Find out on this Moment of Science.