These bird moms lay their eggs in other species' nest, and never come back for them

Sunday, July 6, 2025 - 16:57 in Biology & Nature

When a female cowbird is ready to have a baby, she’ll stake out another bird’s nest, wait until the coast is clear, then slip in, stealthily lay her egg and leave it behind for another family to raise.

Read the whole article on CBC: Technology & Science

More from CBC: Technology & Science

Latest Science Newsletter

Get the latest and most popular science news articles of the week in your Inbox! It's free!

Check out our next project, Biology.Net