Explore a selection of dinosaur fossils and related artifacts in the National Museum of Natural History's collections. Learn the story of O.C. Marsh and how his unquenchable thirst for fossils ...

This behavioral adaptation suggests that spiders can recall and apply past experiences to enhance their chances of survival. Spitting Spider of the Genus Scytodes. Image by softkrafts.live.com via ...

为探究认知性状在野外的进化机制，研究人员以野生北岛知更鸟（Petroica longipes）为对象，开展空间记忆性能和缓存行为遗传性的研究。结果发现，二者遗传性低或无，这为认知进化研究提供了新视角，有助于理解遗传和环境因素在其中的作用。 在动物的认知 ...

雄性悉尼漏斗网蜘蛛露出獠牙。图片来自那不勒斯 蜘蛛一直引起人类的好奇。它们结网和捕猎的技能令人惊叹。但蜘蛛能记住吗？了解蛛形纲动物的记忆有助于我们了解这些迷人的生物。虽然蜘蛛没有像哺乳动物那样的大脑，但它们的神经系统比看起来要复杂得 ...

Gilbert's Potoroo, Potorous gilbertii (Gould, 1841), is a small macropodoid marsupial in the family Potoroidae. Adults range from 900 g to 1200 g and there is little sexual dimorphism. The body, but ...