Divergent models persist for the emergence of animals. Lipid biomarkers suggest animals originated before 635 million years ago (Ma), but their body fossil record extends to only 574 Ma. Molecular clo...

Scientific Reports - Hard-object feeding adaptations infer relative predator-prey size relationships in Devonian placoderms

This article examines the early evolution and biogeography of cichlids, discussing fossil evidence and the hypotheses regarding their origins. It reviews the debate between Gondwanan vicariance and ma...

YouTube video by The University of Texas at Austin

The second-place finisher in a primary where the top four advance to the November ballot said he would drop out of the race so voters could coalesce behind a single Democratic candidate.

C. Brandon Ogbunu responds to Zeynep Pamuk in our forum, “How to Save Science.”

Dipnoans (lungfishes) reached their peak of taxonomic diversity and morphological disparity during the Devonian Period, followed by a pronounced decline in both thereafter. The Late Devonian (Famen...

A deep dive into several species of Indo-Pacific fangblenny

Abstract. Insights into ecomorphology are enriched when investigating evolutionary correlations between ecologically and functionally important traits. How

This searchable gallery includes entries for fish families of the world, which may include photographs of preserved specimens, reconstructed CT and photogrammetry 3D models, xrays, characteristics for...

Sympatric species often exhibit permeable reproductive barriers, yet many of them coexist as phenotypically distinct entities. One way to account for this apparent paradox is that selection on loci th...

Abstract. Secretory calcium-binding phosphoprotein (SCPP) genes are involved in bone, tooth, and scale formation in bony vertebrates, including teleosts. V

Yale researchers have helped to describe a new species of Colobus monkey living high in the forest canopies of the Democratic Republic of Congo.

Proposed federal rules would rely on political appointees to decide how a lot of U.S. science gets done. History shows the consequences of such actions.

Pay Range: Targeted salary $18.99 per hour, based on experience Benefits Eligible: Yes Work Schedule: Monday – Friday, 8:00 a.m. to 5:00 p.m. (may include some weekends) Travel: May be required For Be...

The study of the Clupeomorpha Greenwood, Rosen, Weitzman & Myers, 1966 (herrings and allies) has made remarkable progress in recent years. Since the publication of the monographic work by Lance Gr...