NotSpez@lemm.ee to 4chan@lemmy.world · 11 months agoT-Rex problemsi.imgur.comimagemessage-square227fedilinkarrow-up1518arrow-down118
arrow-up1500arrow-down1imageT-Rex problemsi.imgur.comNotSpez@lemm.ee to 4chan@lemmy.world · 11 months agomessage-square227fedilink
minus-squareTlaloc_Temporal@lemmy.calinkfedilinkarrow-up1·11 months agoWe have over 40 T. rex specimens, and many more Tyrannosaurs. We can age them and observe growth rates by measuring bone rings, just like tree rings. Jane and Petey in particular had lots of new bone growth when they died as adolescents.
We have over 40 T. rex specimens, and many more Tyrannosaurs. We can age them and observe growth rates by measuring bone rings, just like tree rings. Jane and Petey in particular had lots of new bone growth when they died as adolescents.