Tuesday, November 8, 2011

Will El Lobo Survive?

For an update on the Mexican wolf recovery effort, read this excellent article by Jess Edberg, Information Services Director -- International Wolf Center:

Mexico’s work on recovering wolves

Friday, November 4, 2011

My, What a Loud Voice You Have!


photo by Scotti Cohn
"It had previously been thought lions roar deeply because the vocal folds are heavy with fat, but the new study suggests the fat gives the vocal folds their square shape as opposed to the more traditional triangular vocal folds found in most species, and may cushion the vocal folds and provide repair material when they are damaged."

Tuesday, November 1, 2011

"From the Cave to the Kennel"

". . .what the evolutionary history of the dog tells us about another animal: ourselves. From a cave in France, a new picture has emerged of canines as our prehistoric soulmates."

A fascinating article by Mark Derr, author of How the Dog Became the Dog: From Wolves to Our Best Friends.  

Photo by Scotti Cohn

"The standard explanation was that once the dump-diver became a dog, humans took charge of its evolution through selective breeding, choosing those with desired traits and culling those who came up short. This account is now falling apart in the face of new genetic analyses and recently discovered fossils."  - Mark Derr

Photo by Scotti Cohn

Read the full article HERE.