Starfish: Rare fossil helps answer the mystery of how they evolved arms- Technology News, Firstpost
Starfish: Rare fossil helps answer the mystery of how they evolved arms Starfish and their close relatives the brittle stars belong to a group called the echinoderms that have spiny skins. Jan 22, 2021 13:17:48 IST A chance discovery of a beautifully preserved fossil in the desert landscape of Morocco has solved one of the great mysteries of biology and palaeontology: how starfish evolved their arms. Starfish are one of the most recognisable animals on our planet. Most people probably associate them with trips to the beach, walking in rock pools or swimming in the sea. They might appear simpl...
Source: firstpost.com