A newly identified sponge order, Vilesida, produces sterols linked to the oldest-known animal biomarkers, supporting the idea ...
The fossil measured only 4 centimeters, nowhere near the giants that made Arthropleura famous. Yet this small specimen, found ...
Dr. Amy Baird, Professor of Biology at the University of Houston-Downtown (UHD), and her colleagues are seeking to change the ...
Across the animal kingdom, sound is more than communication—it's a signal of survival and success. From birds and primates to insects, fish, and amphibians, animals broadcast acoustic "advertisements" ...
An in-depth analysis reveals that for each identified vertebrate species, there may be two others, nearly identical in ...