maternal care

Zona returns

We were only able to pay a quick visit to our favorite rattlesnake nest sites in 2013, but it was a very productive trip. As always, we were greeted by familiar faces, one in particular a delightful surprise. In most snakes, we’re missing some basic information: How long do they live? How old are they

Zona returns Read More »

Survivors

Arizona Black Rattlesnake babies that survived their first winter. It is always a little sad to say goodbye to the Arizona Black Rattlesnake families at the end of the nesting season. It’s a difficult time for the neonates (newborns); in this population they have less than a month to find their first meal and locate

Survivors Read More »

Sigma vs. the Squirrel

Squirrels and rattlesnakes have a complicated relationship. Some squirrels have developed resistance to rattlesnake venom so that an adult squirrel can survive a rattlesnake bite. Juvenile squirrels cannot, so they are often still prey to rattlesnakes. Because of their resistance, adult squirrels will confront rattlesnakes that wander near their colonies and sometimes even kill them!

Sigma vs. the Squirrel Read More »