why are t rex arms small?
5885
The precise purpose of T. rex's relatively tiny arms has long been mysterious. Over the years, scientists have suggested that they might have been used to grasp struggling prey, to help resting dinosaurs push themselves up from the ground, or to grip tight to mates during sex.
382387
19 is enormous! FYI the average male arm size is about 13.8in or 35cm. So if you add 2 inches to that (so around 16 in) they should be considered big.
690004
Mini Rex rabbits are livelier than the larger Standard Rex, but still generally good-natured and easy-going. They are intelligent and affectionate, very maternal (often mothering other rabbits), and enjoy company. Mini Rex are quite active rabbits and can be boisterous and playful.
862458
In proportion to total body length, measured as stature, modern human adults have relatively long legs and short arms. ... The combined values for the intermembral index and the humerofemoral index show that humans have leg bones averaging 34% longer then the non-human apes, relative to the length of arm bones.
1322167
They usually weigh between 7.5 and 10.5 lbs as adults. They usually reach their full body size between 8 and 9 months of age. Mini Rex rabbits weigh between 3 lbs and 4.5 lbs as adults. They achieve this weight at 6-7 months of age.
1065148
Biceps are a really small muscle group and they take relatively longer time to rest up. The fact that we use the biceps and triceps for relatively every movement during day to day life doesn't help either. So you need to rest your arms more. If they don't get sufficient rest they won't grow either.
241456
18x18 Which WCW used is pretty much the standard size. The reason it is noticeably smaller than WWE's ring is probably down to WCW using lot of names you recognise from WWE and you're used to seeing them in the 20 x20 ring. And the wrestlers in that era were generally larger guys anyway.
272414
2. Exoskeletons are absent. 3. They have no jointed appendages.
314748
T. Rex's vision would allow objects up to six kilometers away to remain in focus, a distance that equates to 1.6 kilometers for humans. “With the size of its eyeballs,” Stevens said, the T. Rex “couldn't help but have excellent vision.”
897829
Let's not beat around the bush here. The T. rex was one scary Cretaceous citizen. We're talking about a 40-foot long animal with 9-inch teeth — think railway spikes — that could effortlessly crunch through bone.
1098853
The Tyrannous Rex not only could see just fine, whether the object was moving or non-moving (which helps one not run into things), there's also quite a bit of evidence that the T-Rex's sight was extremely good, very possibly better than modern-day hawks and eagles.
1323256
For a long time scientists figured that the bones are so small because they are vestigial, a shrunken evolutionary remnant from an ancestor that once walked on land. But now scientists have discovered that the tiny bones may actually play a huge role in whale reproduction.
1070441
At more than 40 feet long and 13 feet tall at the hip, SUE is physically the largest Tyrannosaurus rex specimen discovered, out of more than 30 T. rex skeletons that have been found. SUE is also the most complete—around 90 percent. ... Copies of SUE's skeleton were created from molds made by our preparators.
733478
Nowadays, even six-year-old kids know that a big arm has to be at least 20 inches. Bodybuilders have always been obsessed with arm size, but even the general public seems to recognize an impressive pair of guns when they see them, and maybe it has something to do with those old movies that we used to watch.
362183
The species Tyrannosaurus rex (rex meaning "king" in Latin), often called T. rex or colloquially T-Rex, is one of the most well-represented of the large theropods. ... Like other tyrannosaurids, Tyrannosaurus was a bipedal carnivore with a massive skull balanced by a long, heavy tail.
976586
FYI the average male arm size is about 13.8in or 35cm. So if you add 2 inches to that (so around 16 in) they should be considered big.
15323
Its tail was long and unusually slim, resembling a bullwhip. ... The vertebral spines rapidly decrease in height the farther they are from the hips, giving the tail its slender shape. Apatosaurus had a skull that was rather small for its body size. It contained chisel-like teeth, suited to an herbivorous diet.