Ichthyosaurs were reptiles that swam in the seas during the time of the dinosaurs. They evolved separately around 250 million years ago, possibly from a crocodile-like ancestor, to resemble fish and modern dolphins.
Can we examine the teeth of living fish and other vertebrates in detail, repeatedly over time, without harming them?
In South Florida, two Caribbean lizard species met for the first time. What followed provided some of the clearest evidence to date of evolution in action.
A team of life scientists at East China Normal University has found that at least one type of cold-blooded animal uses behaviorally-induced fever to battle infections. In their paper published in Proceedings of the National ...
From the very moment an egg is fertilized, life begins with a remarkable process: cells start dividing and replicating to make copies of themselves. Yet this process is not flawless. Errors can occur when genetic material ...
People around the world are dealing with drought, so it's not shocking that it affects wildlife, too: lack of moisture contributes to habitat loss, affects how animals compete for resources, and leads to dehydration and heat ...
Queensland Museum scientists have described a 400-million-year-old fossil, which is possibly the smallest vertebrate fossil animal known from Queensland—Palaeospondylus australis. Details about this ancient fish, found ...
New research has revealed less than a quarter of the remaining tropical rainforests around the globe can safeguard thousands of threatened species from extinction.
Northwestern Medicine scientists have uncovered new details about how the spinal column forms in developing vertebrates, according to a study published in Developmental Cell.
Assumptions that may seem self-evident are not always accurate when it comes to the evolution of vertebrate brains. Researchers at the University of Bayreuth have now demonstrated this by examining the largest neuron in the ...
