The Physeter macrocephalus is the largest and largest predator of toothed whales. Adult whales of this species range in length from 16 m to 20 m. One third of their body is the head. Their main food is squid. They will dive to a depth of 2250 meters in the ocean to catch squid. Only…
Qianshi limestone in Yangquan City, north China’s coal-rich Shanxi Province / well-preserved petalodus teeth Studies in the samples have shown that the petal-shaped teeth have a crown that looks like a snout and has a long, tongue-shaped root. Shark petal-shaped teeth or petalodus teeth about 360-250 million / 360 million and 250 million yeras ago…
