3 ms·Lots of mosses though? I imagine more primitive vegetation filled that role.by ende 8y agoLots of mosses though? I imagine more primitive vegetation filled that role.dluan 8y agoDunno! I think most larger dinosaurs then needed larger sources of energy. Look at the teeth of an ankylosaur or most ceratopsians - they're designed to chomp and scissor through large leafy kale.eyko 8y agoAdapted, not designed.