Life Lines

Archives for November, 2011

Those two-timing foxes

Image:Canadian Museum of Nature Well, the paternity tests are in and the results are not looking very good. It turns out that arctic foxes are not monogamous after all. When resources are abundant, populations of breeding pairs expand and the female arctic foxes mate with other males, cheating on their partner. In fact, researchers have…

Image Credit: Science Magazine; The Bridgeman Art Library/Getty Images; Thomas Hackmann (insert). 25,000 year old cave paintings in Spain. Until now, scientists thought that the spotted horses depicted in ancient cave paintings, like the image above, were works of imagination and that this leopard pattern did not exist until horses were domesticated about 5000 years…

Guest Blog: Freezing Wood Frogs

Dr. Jon Costanzo, Senior Research Scholar and Adjunct Professor in the Department of Zoology at Miami University in Oxford, OH was invited to tell us about his amazing research on wood frogs; animals that can actually survive freezing! Here is his post: In a recent post, Dr. Dolittle commented on our poster.pdf presented at the…

Birds Building Bulk

Photo Credit: A chestnut-backed chickadee from San Francisco, 2008 Greg Cope Scientists at San Francisco State University, in collaboration with researchers from PRBO Conservation Science, have discovered that birds in central California are bulking up. Not only are they gaining weight, but their wingspans have also increased over the last few decades. The suspect in…

Extinction of Javan Rhinos in Vietnam

The last known Javan rhinoceros from the subspecies Rhinoceros sondaicus annamiticus was found dead in Vietnam with its horn cut off, most likely a victim of poachers. Another subspecies, The Indian Javan rhino (R. sondaicus inermis), is believed to have gone extinct in the early 20th century. With only about 50 members left from the…

The Secret Life of Lucky the Dog

I just love watching Animal Planet! Here is a must-see video of just what Lucky does all day when her owners are away.