Claim: In 2010 after the Martinez beavers arrived in Alhambra Creek in 2006, the "Mom Beaver" died from an infection, however the following year a new adult Martinez beaver gave birth.
Evidence: The Martinez beavers are a family of North American beavers living in Alhambra Creek in downtown Martinez, California. In late 2006, a male and female beaver arrived in Alhambra Creek, proceeding to produce 4 kits over the course of the summer. In June, 2010, after birthing and successfully weaning triplets that year (and quadruplets the previous three years), "Mom Beaver" died of infection caused by a broken tooth, as confirmed by necropsy. In 2011, a new adult female arrived at the creek and has given birth to three beavers.