Dark horses of the sea

摘要

Seahorses are masters of disguise. Able to change their colours to outwit predators, it seems they have also been hoodwinking, marine biologists. The findings of a ten-year survey reveal that two species have been living in the waters around Britain without anyone realising they were there. For centuries, small numbers of short-snouted and spiny seahorse have been secretly meeting and mating amid the swaying strands of seagrass that sprout from the sea bed around our shores.