Most Dartmoor foals are born between May and August, and are just 50 to 60 cm tall at birth. Adult Dartmoor ponies reach a maximum height of 127 cm. Even today, most Dartmoor ponies still roam free in south-west England. They form small herds led by a stallion. . Dimensions 3.5 x 2.2 x 5.39 inch (W x D x H)