The Lafarge downtown Vancouver concrete plant is on the waterfront of Vancouver’s inner harbor, beside the main CP rail tracks and sidings, in the heart of Vancouver’s busy container and grain port facilities – and the Lafarge eagles nested in a tree...
Eagles are predators but they have a very small lifting capacity. Many times I have described our experiments and field observations on what eagles can lift. Generally a male can lift about 1.5 pounds and a female up to 2.5 to 3 pounds — the latter if there is...
Bald Eagle Nest: Probably pushing 100 years old — PLUS! Between 1963 and 1967 a bald eagle nest in my Barkley Sound Vancouver Island study area was annually used and produced 1 or 2 young each year. This leaning cedar tree was probably in excess of 300 years of...
When owls, falcons, hawks or eagles lay their eggs in late winter or early spring they cannot be sure what the food supply will be to support the young some one to four months later as the chick’s food demands become greatest. For millions of years nature has...
Do Bald Eagles Reuse the Same Nest Year After Year? The answer is commonly yes but the eagle territory often houses two or three alternative nests. I use the word ‘territory’ here because this concept is really more important to eagles than the specific nest. A...
