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A pair of exceptionally rare Cretaceous bird bones found at separate sites near Richmond, Queensland, reveal a previously unknown species—the second formally named Cretaceous bird from Australia. Cretaceous bird fossils are ...
Evolution is driven by changes in DNA that sometimes promote adaptation, altering traits like disease resistance or reproduction. Often, these changes are minuscule, modifying a single letter in the DNA code—somewhat like ...
Most invasive species are introduced into the areas where they become damaging. That's part of why they tend to be so successful in taking over new environments and causing billions of dollars in damage.
Strong winds battered Mexico's Baja California peninsula on Monday ahead of the arrival of Hurricane Polo, a major El Niño-charged storm expected to cause severe damage along the Pacific coast.
Tiny, striped zebrafish are helping scientists trace how a gene linked to albinism influences eye development, work that may ultimately help explain some of the vision problems experienced by people with the condition and ...
Biscayne Bay has been designated an Important Shark and Ray Area, recognizing the heavily urbanized estuary as essential habitat for nine shark and two ray species, including threatened and endangered species.
From the 13th to the 16th century, herring from the Sound—the strait in the Baltic Sea between Denmark and Sweden—was one of northern Europe's most important trade goods. Salted herring from the so-called Skanör-Falsterbo ...
How are species boundaries maintained in the face of environmental disturbance? This is not only a fundamental question in evolutionary biology but also an increasingly important one as human activities and climate change ...
Chemosynthetic bacteria have been documented in various marine environments and in association with invertebrate hosts such as annelid worms and mollusks, but their presence in fish appears to be a new discovery. The findings ...
In a freshwater canal surrounded by mangroves in southern Guatemala, hundreds of baby tropical gars—a torpedo-shaped fish with an alligator-like snout dubbed the "fossil fish"—are released into the wild.
