frilled shark,puffer fish

the frilled shark has rows of backward-angled teeth.
皱鳃鲨(frilled sharks)
frilled shark皱鳃鲨
「frilled shark」大约有300颗吓人的尖牙,可以立刻抓住鱿鱼,鱼类和
a frilled shark was found off coast in portugal