(PhysOrg.com) -- Two ecological issues of increasing concern are the conservation of threatened and endangered species and the management of invasive species. A study by University of Georgia Odum ...

The fossil record seems to indicate that the diversity of marine creatures increased and decreased over hundreds of millions of years in step with predator-prey encounters. For decades, there has been ...

On an unassuming morning off the Norwegian coast, millions of small fish called capelin began to gather in the ocean. Soon enough, they amassed to 23 million individuals, forming a group over 6 miles ...

The practice of purchasing live animals to keep as pets has become prevalent worldwide, with millions of households acquiring animals each year for the purposes of companionship or entertainment.

Fish across Britain's seas face ever-smaller meals as warmer seas and commercial fishing squeeze ocean food webs, new research suggests. Research by the University of Essex and the UK Government's ...