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Large population of endangered dolphins found off Bangladesh
The world's largest population of vulnerable Irrawaddy dolphins -- famed as aquarium attractions -- has been found in Bangladesh's waters, according to a five-year wildlife study.
Mercury contamination found in stranded Victorian dolphins
Monash University research into heavy metal contaminant levels in dolphins from Port Phillip Bay and the Gippsland Lakes has revealed high mercury levels may be a contributing factor to dolphin deaths.
Scientists fear rare dolphin driven to extinction by human activities
An international research team, including biologists from NOAA Fisheries Service, has reported in an online scientific journal that it had failed to find a single Yangtze River dolphin, or baiji, during a six-week survey in China. The scientists fear the marine mammal is now extinct due to fishing and commercial development, which would make it the first cetacean to vanish as result of human activity.
Bacteria responsible for the death of Maui’s dolphins
Evidence of a bacterial agent in a dead endangered Maui’s dolphin found at the mouth of the Waikato River in November has prompted concerns for the future of the species.
Small, smaller, smallest -- The plight of the vaquita
Research published in the academic journal
Mammal Review has uncovered the missing link in the depleting population of the vaquita.
Humpback whales have brain cells also found in humans
Cetaceans, the group of marine mammals that includes whales and dolphins, have demonstrated remarkable auditory and communicative abilities, as well as complex social behaviors. A new study published online November 27, 2006 in
The Anatomical Record, the official journal of the American Association of Anatomists, compared a humpback whale brain with brains from several other cetacean species and found the presence of a certain type of neuron cell that is also found in humans. This suggests that certain cetaceans and hominids may have evolved side by side.
Ancient sea creature rediscovered after 25 years
University of Alberta scientists have named a new species of ancient marine reptile, fondly called the Ping Pong Ichthyosaur after the spot the prehistoric creature called home for the last 25 years.
Pregnant Prehistoric Fossil Offers Clues to Past
University of Alberta scientists have named a new species of ancient marine reptile , fondly called the Ping Pong Ichthyosaur for the spot the prehistoric creature called home for the last 25 years. Embryos found within the body of a pregnant fossil also mark the most recent record of a live birth and the physically smallest known ichthyosaur embryos.
