In the lush prehistoric jungles of what is now northern Colombia, a colossal predator once ruled the swampy lowlands. The Titanoboa cerrejonensis, a now-extinct snake species, is believed to be the ...
The end of the Paleocene Epoch was marked by an abrupt, worldwide extinction of deep-sea benthic organisms. At about 55 Ma, between 30 and 50% of the benthic foraminifers suddenly became extinct, in ...
The Paleocene is a geological epoch within the Paleogene Period, spanning approximately 66 to 56 million years ago, immediately following the Cretaceous–Paleogene (K–Pg) boundary. It is defined ...