Though this is 30 My old, I looked up grasshoppers and grasses on wikipedia: Grasshoppers are 250 My old Grasses are about 50 My old But I suppose the

Though this is 30 My old, I looked up grasshoppers and grasses on wikipedia: Grasshoppers are 250 My old Grasses are about 50 My old But I suppose these eggs are recent enough that the mother could have lived in, and even eaten grasses. Apparently they aren't particularly picky: https://en.wikipedia.org/wiki/Grasshopper https://en.wikipedia.org/wiki/Grasshopper And grasses: https://en.wikipedia.org/wiki/Poaceae https://en.wikipedia.org/wiki/Poaceae Actually grasshoppers have been around longer than dinosaurs, who, apart from birds (many of whom are notorious grain-eaters), didn't stick around long enough to actually eat any grass.