Parental care

Baby Wads!

With more surface area to their volumes than adults, newborn rattlesnakes heat and cool at faster rates. Piling into a wad reduces the amount of air-exposed skin and may blunt temperature swings. At its most efficient, cooler babies from the bottom of the wad clamber to the top to get sun and heat from their

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Old Friends

To celebrate ASP’s fifth birthday, we’re sharing five inspiring stories with you — a new one each week through the end of 2019. Read them all here. Late this summer we visited one of our study sites after a near two-year absence. It was nesting season and though we saw fewer snakes than in years

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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

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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

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