Thursday, August 3, 2023

T rex Juveniles on the Prowl coloring pages

 Today's two new coloring pages are 2 different versions of the same T. rex Juvenile.

The first is called "T rex Baby on the Prowl.

The second is probably more accurate because the T rex chick is feathered. 



T rex Baby on the Prowl



Feathered T rex Chick on the Prowl



Tyrannosaurus rex was one of the last big Theropod Dinosaurs.  It was possibly 44 feet long and up to 18,000 lbs... depending on what formula is doing the weight estimation.  There is solid evidence that T rex and the other Theropods probably hunted in packs.  There is also evidence that the Theropod dinosaurs, big or small, cared for their young.  THESE little T rex chicks seem to have escaped the care of their parents.  There is also evidence that both parents cared for the offspring.  

The first drawing is of a non-featherd Tyrannosaurus rex chick or baby.  The second is the same drawing modified to have feathers - or at least proto-feathers.  The second drawing is probably the more accurate.  A professor of Paleontology at the University of Utah told me that he thinks it is only a matter of time before we find a T rex fossil that has feather impressions like Archaeopteryx and Microraptor. 

I will correct myself and point out that possibly the large Theropods had protofeathers only when they were young.  When you are huge shedding heat is a problem if you live in a warm climate.  And during the Cretaceous Period, when T rex lived, North America was pretty warm.  

A huge upsurge of volcanic activity warmed the Earth up BEFORE the asteroid wiped out most of the dinosaurs and especially the large ones. 

NOTE:  To get to the free printable page of these drawings just click on the button labeled "Paleontology" and then scroll down to the bottom of the list.  The new drawings are at the bottom of the correct list.  By the way, some of the older drawings at the top of the list might not print anymore.  But the bottom 3/4 of the lists DO have printable drawings.  

IF you want to print one of my earlier drawings just ask via the email button                                        and I can authorize access to the drawing.



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