This is a preview. Log in through your library . Abstract When nectar is dilute, nectar-feeding birds must ingest relatively large volumes to compensate for its low caloric value. We hypothesized that ...

Sunbirds in Tanzania look and act like hummingbirds as they hover over nectar flowers, their feathers glistening with the colors of a rainbow. Because sunbirds rivet our eyes the way hummingbirds do ...

Ajmer: The purple-rumped sunbird was sighted for the first time in Ajmer Saturday during a bird survey conducted at Maharishi ...

Sunbirds in Tanzania look and act like hummingbirds as they hover over nectar flowers, their feathers glistening with the colors of a rainbow. Because sunbirds rivet our eyes the way hummingbirds do ...

Dogs might be resistant, but it turns out you can teach an old bird new tricks. An African bird has learned to hover so that it can collect nectar from flowers, just as hummingbirds do in the Americas ...

When researchers studying several bird-pollinated species of Impatiens flowers in the mountains of western Cameroon noticed one with an odd, upwardly curving nectar spur, they couldn't imagine how any ...

The role of sunbirds (Nectariniidae) in the pollination ecology of Strelitzia nicolai (Musaceae) was studied for one year in a coastal dune forest in Zululand, South Africa. It was found that S.

The Southern Double-Collared Sunbird is relatively small at 12cm and only 8g. The colours of the male, however, make up for its small size. The head, back, neck and upper breast are a striking ...

Sunbirds in Tanzania look and act like hummingbirds as they hover over nectar flowers, their feathers glistening with the colors of a rainbow. Because sunbirds rivet our eyes the way hummingbirds do ...