This huge amphibian can grow up to 1.5 metres long – a new study reveals how it has reached the top of the food chain in Japan's waterways.
New research examining the diet of Japanese giant salamanders has revealed that these enormous river-dwelling amphibians experience a dramatic change in what they eat as they grow.
Endemic to Japan, the immense animals can reach up to 1.5 metres in l... [2743 chars]