And it contains a lot of hard phytoliths, as a defence against hungry jaws.
And it contains a lot of hard phytoliths, as a defence against hungry jaws.
青草含有许多坚硬的植物微粒，这些微粒可以保护自己不被饥饿的恐龙咬碎和消化掉。
And it contains a lot of hard phytoliths, as a defence against hungry jaws.
青草含有许多坚硬的植物微粒，这些微粒可以保护自己不被饥饿的恐龙咬碎和消化掉。