Samdaman 11 months ago [hidden] Wait a minute, where's the dorsal fin...in fact where's the other fins, besides the tail fin? 1 Reply Copy ID Copy Link
Shinjidude 11 months ago [hidden] Samdaman said:Wait a minute, where's the dorsal fin...in fact where's the other fins, besides the tail fin?Apparantly sacabambaspis needs no fins... or jaws. It existed before they had evolved.https://en.wikipedia.org/wiki/Sacabambaspis 3 Reply Copy ID Copy Link
Agemmata 11 months ago [hidden] Samdaman said:Wait a minute, where's the dorsal fin...in fact where's the other fins, besides the tail fin?No need to be fast or nimble when all your competitors are just as slow, if not slower. 0 Reply Copy ID Copy Link
Shinjidude 11 months ago [hidden] Agemmata said:No need to be fast or nimble when all your competitors are just as slow, if not slower.Until Mr. Dunkleosteus and friends appeared. 3 Reply Copy ID Copy Link
Agemmata 11 months ago [hidden] Shinjidude said:Until Mr. Dunkleosteus and friends appeared.Which was ironically, iirc, driven to extinction by faster, more nimble, unarmored fish that out-competed it. 0 Reply Copy ID Copy Link