Carley0

Carley0

    The horseshoe crab population has begun to dwindle
    0:39
    How did horseshoe crabs end up with such special blood
    0:38
    Gram Stains does not recognize endotoxin
    0:32
    Horseshoe crab blood can be used for medical research
    0:26
    We only see horseshoe crabs when they come ashore to spawn
    0:38