Florian Guthknecht (Deutschland) - 44 min
Although they can grow to a length of up to eight metres, and although their saw is one of the most spectacular weapons within the fauna, we know almost nothing about sawfish. This is the reason why: before one could begin to explore them, the sawfish were already extirpated almost everywhere. Two biologists set off for on an adventurous journey to their realm in the north of Australia. In this area, also over six metres long tiger sharks and numerous crocodiles love to hunt.