资讯

The Octonauts guide migrating monarch butterflies on a journey south for the winter. Attribution. CBeebies. Available for 29 days. 10 mins. Mystery Island. Series 2. Video, 10 minutes Mystery Island.
The original “Octonauts” series, which debuted in 2010 on the BBC, features a crew of eight preternaturally adorable marine adventurers, including Captain Barnacles, a stalwart polar bear ...
The Octonauts and the Duck-Billed Platypus. Mon, May 19, 2014. While rescuing river creatures after a storm, the octonauts find a strange egg. Where to Watch. Episode 11.
Two centuries after the duck-billed platypus was discovered, monotreme chromosome systems remain deeply puzzling. Karyotypes of males1, or of both sexes2,3,4, were claimed to contain several ...
When British scientists first laid eyes on the platypus in the late 18th century, some of them thought the specimen — sent back from its native Australia — must be a hoax.
The genes relating to the platypus's eggs offer further insight. The embryos develop within the maternal uterus for 21 days before they are expelled in a thumbnail-sized leathery egg.
The fur of the platypus glows under a blacklight—a finding that raises questions about its role in these strange mammals. Platypuses are biofluorescent, meaning their fur glows a bluish-green ...