The short-beaked echidna (Tachyglossus aculeatus ... they separated from other mammals very early, making them the oldest branch in the mammalian tree. This is reflected in their genomes and ...
Scientists captured images of an elusive echidna named after the British biologist Sir David Attenborough for the first time in over 60 years. Attenborough's long-beaked echidna was last recorded ...
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