A new review by an international team of scientists, including Stony Brook University Professor Liliana M. Dávalos, reports an analysis of the incredibly diverse «lost world» of Caribbean fossils that includes giant rodents, vampire bats, enigmatic monkeys, ground sloths, shrews and dozens of
other ancient mammals.
Not exact matches
Humans are the only
mammals on the planet who suffer from post - partum depression and post - partum psychosis - we are also the only
mammals on the planet who are drugged during birth, nurse by a clock, don't sleep with our babies, time our nursing sessions, supplement with formula, use pacifiers (and a myraid of
other behaviors that disrupt
ancient hormonal production during lactation).
In North America, the Ice Age was marked by the mass extinction of several dozen genera of large
mammals, including mammoths, mastodons, American horses, Western camels, two types of deer,
ancient bison, giant beaver, giant bears, sabre - toothed cats, giant bears, American cheetahs, and many
other animals, as well as plants.
In a paper published today, they argue that female orgasm is an evolutionary holdover from an
ancient system, seen in some
other mammals, in which intercourse stimulated important hormonal surges that drive ovulation.
In a paper published this week, two evolutionary biologists offer a provocative new explanation — that the female orgasm is an evolutionary holdover from an
ancient system, seen in some
other mammals, in which intercourse stimulated important hormonal surges that drive ovulation.
Coffin says the discovery of NIRVs in
mammals establishes that these and
other RNA viruses are
ancient.
These oil shales formed at the bottom of
ancient Lake Messel and preserve the remains of
mammals, birds, and
other animals that were living near what is now Darmstadt, Germany about 47 million years ago (the Eocene epoch).
Biologically - they are priceless;
ancient mammals perhaps closer to the original mammalian stock than any
other.