Thailand has netted more than 1.3 million kilograms of highly destructive blackchin tilapia fish, the government said Tuesday, as it battles to stamp out the invasive species. Shoals of blackchin ...
Methuselah, the age-defying lungfish, swimming gracefully in her aquarium habitat. Credit: Joel Abroad / Flickr / CC BY 2.0 A recent study reveals that Methuselah, the world’s oldest aquarium fish, ...