Adventure Ausrama Blog

Extinction of the thylacine on the continent has not been critically analysed. However, the story on Tasmanian land is known. ◘1 thylacine an ◘1 Much has been said about the extinction of thylacines in Tasmania. There has not been much discussion about the animals demise on the mainland. A controversial claim about this is now doing the rounds.    ◙2 thylacine to extinction weather a thylacine ok caused to or extinction tasmanian ◙2 Though the Tasmanian tiger is classed as a carnivore, it survived mainly on carrion. Its jaws were too long to give a strong bite. Indeed, sheep killings were not done by the creature. Other introduced species killed native fauna as well as livestock.  ⦿3 extinction caused up to weather caused ⦿3 Thylacine mitochondrial DNA was obtained from bones in museums. Computer analysis supposedly showed changes in population size over time. Such projections are questionable and unproven in science. It is fairy tale stuff.   ⧗ ...

When a warmer climate spread across the world, mammoths were in deep trouble.  Melting snow together with predation by humans made the animals extinct.  There numbers dwindled to zero in 6,000 years.  A strange thing happened during this time.  The species tried to adapt and threw up countless mutations.  Most were destructive.   | ▶ optimum not stories news. | mutations mammoths killed ◀ | The long dark coat, so good as insulation from the cold, became like satin and light could shine through it.  They got severe irritable bowel syndrome due to their loss of smell.    It stopped them from mating due to protein changes in the creature's urine.    | ▶ | australian| mutations ◀ |     These changes are now known from two specimens in Siberia.  One on the mainland and another on a rock island.  It was the slightly later Wrangel Island specimen that had an over representation of genetic mutations. Those who...

We see the platypus as a quiet curious animal always on the go, but millions of years ago it was twice as big and had vicious teeth. It hunted turtles crayfish and frogs. Paleontologists have called it Platypus Godzilla because it would have been quite vicious. The modern platypus, Obdurodon tharalkooschild, is only half a meter long. Its quiet, secretive life could indicate that it is heading for extinction. Identifying platypus fossils is easy if teeth are found, because they are so different from other species. Platypus teeth are blunt. The animals must have "bruised" their prey to death. Fossils of the ancient platypus were not ancestors of modern platypus. They were a side branch "experimenting' with being a larger size. Just why platypus millions of years old had functioning teeth while modern ones have virtually lost theirs is not known. Despite being good a hunter Godzilla did itself go extinct. Modern tharalkoo live in a narrow niche. ...