Animal evolution: Sponges really are oldest animal phylum. ScienceDaily . Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2015 / 12 / 151201130729.htm ...

Kevin Peterson grabs a pen and starts to scribble an evolutionary tree on the paper tablecloth of a bar in Hanover, New Hampshire. Drawing upside down to make it easier for me to see, he maps out ...

Proteins degrade over time, making their history hard to study. But new research has uncovered ancient proteins in the enamel ...

Birds are the most diverse land vertebrate on the planet, and now scientists have constructed a complete evolutionary tree of the 11,000 or so known species. This data came from hundreds of studies ...

Creating a family tree that dates back more than 400 million years and details the evolution of the most diverse group of animals on the planet is no easy feat, but one ambitious group of ...

Scientists believe they have pinpointed our most distant animal relative in the tree of life and, in doing so, have resolved an ongoing debate. Their work finds strong evidence that sponges - not ...

The debate began in 2008, when a family-tree study pointed not to sponges — long identified as the "earliest animal" — but to comb jellies as the earliest members of the animal kingdom.

So from a phylogenetic standpoint, birds are reptiles. But based on Linnaean’s system, birds and reptiles belong to separate groups because of their different physical characteristics.

New animal family tree raises questions about the origin of nervous systems Sponges are more closely related to us than some animals with a nervous system. John Timmer – May 17, 2023 2:38 pm | 34 ...