Nov 13, 2014 | Birds, Corvids
This video helps demonstrate the value of Blow Fly maggots for birds. Two of these crows are juveniles. So far I have documented 12 different species of birds feeding on these maggots. Of interest is that almost all of the birds have been recently fledged juveniles....
Nov 13, 2014 | Corvids, Eagles
This video is an example of the probable play fullness of ravens. In this instance the eagle was chewing on a piece of wood. The raven harassed the eagle and eventually took it away from it. Then it continued to harass the eagle and even pulled its tail. To learn more...
Nov 13, 2014 | Birds, Corvids
The following interpretation of this raven behavior was kindly provided by John Marzluff. The one calling was giving begs. We call it groveling for its life. The deep calls from the background and then attributed to the bird coming in with ears up and pants down are...
Nov 13, 2014 | Birds, Corvids
This video shows Northwestern Crows feeding their young at a nest in Juneau, Alaska. Of interest is after being fed one of the youngsters raises its rear end and the parent takes or eats its poop. What are some of the advantages of this type of behavior? The young...
Nov 13, 2014 | Birds, Corvids
This video shows the numerous maggots (larvae) from Blow Flies crawling about and feeding on salmon remains. A couple of ravens are helping themselves to the nutritious maggots. To learn more about these maggots go to the video titled Salmon and Blow Flies in Alaska....
Nov 12, 2014 | Birds, Corvids
Ravens Eating Blow Fly Maggots from Bob Armstrong on Vimeo. When bears drag salmon out of the stream blow flies usually lay their eggs on them. In a few days the eggs hatch and huge numbers of the larvae, called maggots, feed on the salmon carcass. These ravens are...