This week in birds - #659
A roundup of the week's news of birds and the environment : It is perhaps appropriate that on this Halloween the American Bird Conservancy's Bird of the Week is a blood-drinking bird, the Vampire Ground-Finch . It is believed that the bird's behavior of drinking blood evolved from its habit of pecking at parasites as it cleaned them from the plumage of larger seabirds. The bird's range is two tiny islands (Darwin and Wolf) in the northwestern corner of the Galapagos Islands. Charles Darwin only ever visited the main Galapagos Islands and so he never encountered or described the Vampire Ground-Finch. *~*~*~* Earth is growing dimmer , reflecting less light back into space, and the Northern Hemisphere's light is decreasing even faster than the Southern Hemisphere. *~*~*~* Horseshoe crab blood has long been used in making safe medicines but now alternatives that could spare those creatures are being tested. *~*~*~* For the first time in its long history, it seems th...