@CNN: The oldest known animal in the geological record has been identified, in a discovery that scientists are calling “the Holy Grail of paleontology” https://t.co/U83o0UF5B4 https://t.co/sMcwXjdnZM

@CNN: The oldest known animal in the geological record has been identified, in a discovery that scientists are calling “the Holy Grail of paleontology” https://t.co/U83o0UF5B4 https://t.co/sMcwXjdnZM