How do you identify dinosaur footprints?
Footprints also tell scientists whether or not the dinosaur held its tail upright. A droopy tail would have left a telltale skid mark behind the footprints. Dinosaur footprints are sometimes found in groups, which (if the tracks are similar in appearance) counts as evidence of herding behavior.
Did the animals that left the yellow tracks travel together?
Did the animals that left the yellow tracks travel together? (Answer: Probably, since they are very close together.) 6.
Did any dinosaurs hunt in packs?
Both of these groups hunt the same animals as adults, but these living counterparts of dinosaurs never hunt in packs, and researchers have associated this lack of social hunting with other asocial habits, such as eating their own young.
Did all dinosaurs live at the same time?
Dinosaur communities were separated by both time and geography. The ‘Age of Dinosaurs’ (the Mesozoic Era) included three consecutive geologic time periods (the Triassic, Jurassic, and Cretaceous Periods). Many dinosaur types were spread across it.
What was a dinosaurs lifespan?
Early estimates of 300-year lifespans for the largest sauropods were based on comparisons with crocodiles and turtles, which have much slower metabolisms. The consensus is now that Apatosaurus and Diplodocus dinosaurs probably only lived for 70 or 80 years, which is about the same as an elephant today.
Can a Trex see you if you stand still?
In the immensely popular (despite the sins) movie Jurassic Park, there’s the famous scene where the giant T-Rex is attacking a jeep during a thunder storm. As it attacks, Dr. Alan Grant, a self-respecting paleontologist, yells, “Don’t move! He can’t see you, if you don’t move.” Here’s the thing – that’s wrong.
Why were Trex arms so small?
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.
What if dinosaurs are still alive?
It’s likely that, with a preponderance of dinosaurs remaining on our planet, humans and many other mammals would not have had the chance to evolve into existence. [dinosaurs] would have undoubtedly continued to influence mammalian evolution.”