'Its vascular system has special valves that allow blood to reach the brain, which is over 6' higher than the heart'
giraffe
WILDLIFE: Its vascular system has special valves that allow blood to reach the brain, which is over 6' higher than the heart
Its vascular system has special valves that allow blood to reach the brain, which is over 6' higher than the heart
Its vascular system has special valves that allow blood to reach the brain, which is over 6' higher than the heart
WILDLIFE
giraffe
WILDLIFE