In his own work, he's even speculated that similar tectonic challenges, and not just factors such as climate change, could have spurred the evolution of humans in Africa.
在他的研究中，他甚至推测类似地质变动的挑战，以及气候变动之类的因素也许刺激了人类在非洲的进化。
Scientists have obtained a fascinating new insight into the evolution of humans and our ability to walk.
科学家对于人类的进化以及直立行走的能力有了全新的认识。
Indeed, many think that regulatory changes are at the heart of speciation and may have played a large role in the evolution of humans from their predecessors.
确实，许多人相信调控方面的变化处于物种形成的核心，可能在人从其祖先的进化历程中扮演了一个重要角色。
Indeed, many think that regulatory changes are at the heart of speciation and may have played a large role in the evolution of humans from their predecessors.
确实，许多人相信调控方面的变化处于物种形成的核心，可能在人从其祖先的进化历程中扮演了一个重要角色。
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