Tooth and Claw: Venomous snakes

It's a rare thing to encounter a medical specialist who has experience of his field from the expert and the patient perspective - but not unheard of...Jim Ashworth-Beaumont is an orthotist and prosthetist who spent years helping people adapt to life with artificial limbs and musc ...  Afficher plus

“I shall largely speak of mice,” the paper begins “but my thoughts are on man.”So begins a truly extraordinary scientific paper, and an equally extraordinary story.“Death Squared: The Explosive Growth and Demise of a Mouse Population.” was published in 1973 by John Calhoun, and i ...  Afficher plus

How do you feel about snakes? Intrigued or terrified? In awe or creeped out? Of course, those aren’t the only options; the sight or thought of a snake can evoke many different emotions, but chances are indifference isn’t one of them. And is it any wonder? Some snakes can produ ...

Our snake venom episode last week took us down some fascinating roads, from the pathophysiological effects of these compounds to the snake detection hypothesis and from the development of antivenom to the incidence of snakebite around the world today. But how did we make it th ...

Field trip time! Today we’re learning all about snakes while out on a search for timber rattlesnakes in New York with state wildlife biologist Lisa Pipino. Some of the questions we tackle: How do some snakes make venom? Why are some snakes venomous and others are not? Why do r ...

More than 100,000 people die every year from snake bites. Snake venom can have up to 200 different toxins inside it and each toxin has a different horrible effect to your body. Some attack your muscles, while others attack your nerves. And sometimes two different toxins can wo ...