But he shows off his skills on social media just the same.
Such an event is identified by a sharp change in the diversity and abundance of multicellular organisms.
It occurs when the rate of extinction increases with respect to the rate of speciation.
In several clips, the Marine hangs from bars above his head and 'walks' on air, steadily lifting his feet in steps until he is parallel to the ground.
Sometimes he 'walks' from side to side, pulling himself up slowly as his feet 'step' higher off the for Michael, who holds the world record for doing the most (50) in 60 seconds.'I had inflamed tendons for a week after that one! He can also bench 275 lbs., deadlift 425 lbs., and squat 375 lbs.
The blue graph shows the apparent percentage (not the absolute number) of marine animal genera becoming extinct during any given time interval.