Nov 13, 2014 | Birds, Sapsuckers
Connections with Red-breasted Sapsuckers 2 from Bob Armstrong on Vimeo. This video shows just a few of the many benefits that Red-breasted Sapsuckers have for other creatures in Alaska. Sapsuckers typically drill holes in the bark of trees. Sugary sap wells up in...
Nov 13, 2014 | Birds, Shorebirds
These dowitchers (a species of shorebird i.e. sandpiper) are feeding heavily in an intertidal slough in Juneau, Alaska. What they are feeding on is a type of amphipod that is tube dwelling. These amphipods have been found to be extremely important food for certain...
Nov 13, 2014 | Birds, Dipper
This video shows an American Dipper searching for aquatic insects and fish underwater. Notice in the fairly shallow water how it uses both its legs and wings to propel itself. In the deeper water it uses its wings and basically “flies” underwater. In one...
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, Dipper
This shows some of the reactions of an American Dipper to a GoPro camera. One time it captured a salmon fry and brought it in front of the GoPro and ate it. Then it sang in front of the GoPro. They have a beautiful song and even sing year round so I was glad to have...
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...