species  
...d Thomas Carr of Carthage College bring a new superstar to the state.Bistahieversor sealeyi is a brand new species of tyrannosaur discovered in the Bisti/De-na-zin Wilderness of New Mexico.
Source : ...
...l debated by scientists.' (It's certainly debated on this ng. But I wonder how discovery of this species 'may provide crucial clues.' Dino embryos may have suffocated during volcan...
...s the ice.
I am curious. What is your take on the lack of chimpanzee fossils?
Sure, some kingsnake species are also found at high altitudes, but diversity of reptilian life usually decreases r...
heh how do you account for the DEPENDANCIES of cuckoos to subsitute whole different species of baby birds to be raised by un-knowing parent birds???
if parents can assume DIFFERENT SPECIES are the...
Assuming that all birds living today are descended from bird species that survived the KT extinction, what fossil evidence has been found that shows a continuity across the boundary for those species?...
As far as we know all the placodermi(a species of fish with a boney "shell" covering most of their body) are extinct. They've been extinct since the silurian. They went extinct the way ...
...one shark tooth in particular that I'd like opinions on. I think that it is from either a Notorynchus species or Hexanchus species, but which is it? Any opinions on what it's likely to be ar...
I WOULD LIKE TO KNOW THE HISTORICAL LARGEST SPECIES OF ANIMAL WHICH HAS DISAPEARED RECENTLY,AND WHAT ARE THE FACTORS LED TO DEATH OF THAT SPECIES
...hat title belongs to the Permian extinction, which was caused by climate change, as Pangaea broke up. Some species in the K-T Extinction, such as dinosaurs and pterosaurs, were killed, while other spe...
There are two Olenellidae in the fauna, a Paedeumias granulatus (new species) and Wanneria cf. W. walcotanna. The remaining trilobites can be assigned to the Oryctocephalidae, Ogygopsidae, Dorypygidae...
...ou need to survive an event like an asteroid impact.
However, in groups that included a good number of species with small body size, at least _some_ species usually survived.
Species yes, at l...
just out of curiosity when you say the same thing do you mean a sub-species or actually the same species all together?
Exactly the point. I don't view individual humans as pests, but the species as a whole is one hell of an infestation...and a pretty unique one, as most other infesting species (cockroaches, rats,...
It's exceedingly hard to link footprints directly to a fossil species known by skeletal remains and say 'these prints were made by this animal'. In fact, except in a very few exceptiona...
...seem to have been affected by the extinction event - molluscs, insects, reptiles. Lots of mammal and bird species disappeared along with the nonavian dinosaurs. But some species survived to regain fo...
...Every time that man or his machine reach a new deeper depth and explores for any good amount of time a new species is discovered of some animal or plant life. But I believe that the Meg are extinct li...
...mals that didnt make it through the K/T boundary!?!?!?
As I mumbled before, what land animal (actual species), endo- or exothermic, larger than a house cat made it across? Dollars to doughnuts i...
Do your non correlated metabolic. rate / life span species fall into similar taxonomic groups, or do you pick species from where you like in the taxonomy?
I have seen quite convincing curves that ...
...mean? If it's the one about 65 million years ago, then I think I remember hearing somewhere that most species any larger than a housecat went extinct.
...Which left some species of mammals, bi...
...ing the mesozoic,is there evidence to proove this?
Could this also have effected the evolution of certain species during this time,maybe this could have been one of the factors that caused certain sp...
...at it would be a quite remarkable infectious agent, be it viral or bacterium that could 1) Infect multiple species 2) Be a 100% lethal (or sufficiently lethal that the surviving population was insuffi...
Humans,Asteroids,Diseases pretty much any catstrophie or another species hunting and or changing the enviroment can and most likely will effect another species. It is believed that the north american ...
There is no way the Chixculub impact could have wiped out ALL the dinosaurs, leaving just a few other species to carry on. Undoubtedly almost all life in southern north america and northern south amer...
...n specialised way (theoretically of course). Furthermore 'dinosaurs' refers to alot of different species which may or may not have been slightly more intelligent then another species of dino...
...e Wildlife Conservation Society (WCS) and UFAM (Federal University of Amazonas) have documented a wild cat species imitating the call of its intended victim: a small, squirrel-sized monkey known as a ...
...ould have been a long, slow change in the atmospheric composition and climate, which reduced the number of species even before the K-T event. This reduction in species number made it more likely that ...
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