Search results
Results from the WOW.Com Content Network
Fossilized skeleton of the Permian primitive four-limbed animal Seymouria †Seymouria – type locality for genus †Seymouria baylorensis – type locality for species †Shouchangoceras †Sigillaria †Sigillaria brardii †Slaugenhopia – type locality for genus; Solemya – tentative report †Solenochilus †Solenopora †Spermatodus
The earliest evidence for life on Earth includes: 3.8 billion-year-old biogenic hematite in a banded iron formation of the Nuvvuagittuq Greenstone Belt in Canada; [30] graphite in 3.7 billion-year-old metasedimentary rocks in western Greenland; [31] and microbial mat fossils in 3.48 billion-year-old sandstone in Western Australia.
This list of the Paleozoic life of Texas contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Texas and are between 538.8 and 252.17 million years of age.
Also, increasing toxicity, through media such as pesticides, can kill off a species very rapidly, by killing all living members through contamination or sterilizing them. Persistent organic pollutants (POPs), for example, can bioaccumulate to hazardous levels, getting increasingly dangerous further up the food chain .
With the end of 2018 comes the near-certain reality that some critters, after millions of years of existence on Earth, are gone for good. There's little question that humanity's continued ...
Oct. 4 is World Animal Day, so we want to introduce you to the official animals of Texas. Do you think you could guess them all?
Acrocanthosaurus.. Archaeologist Jack. T. Hughes has found evidence that the paleo-Indians of Texas collected fossils. [20] After the establishment of paleontology as a formal science, in 1878, professor Jacob Boll made the first scientifically documented Texan fossil finds in Archer and Wichita counties while collecting fossils on behalf of Edward Drinker Cope.
This is a list of North American animals extinct in the Holocene that covers extinctions from the Holocene epoch, a geologic epoch that began about 11,650 years before present (about 9700 BCE) [A] and continues to the present day. [1] Recently extinct animals in the West Indies and Hawaii are in their own respective lists.