Investing in love and affection pays off for species that mate for life
Science Bulletin,
The males of species that form long-lasting pair-bonds, like many birds, often continue to make elaborate displays of plumage…
The males of species that form long-lasting pair-bonds, like many birds, often continue to make elaborate displays of plumage…
Male finches continuously fight for their partner's attention -- and it seems like it's in both interest to do so.