Discoveryさんのインスタグラム動画 - (DiscoveryInstagram)「Video by @skypacking A mother and her calf 🌊 Did you know that humpback whale calves can weigh up to one ton at birth? These gentle giants start their life journey with a powerful jump into the ocean to take their very first breath. Their mother guides them on their first swim, teaching them how to use their fins and flukes to navigate the vast ocean. #MarineMonday #Wildlife」4月25日 0時00分