This trade led to a decline in fur seal numbers. Cape Palliser is home to a permanent fur seal colony. It appears to be related to the fur seal virus. Penguins are occasionally taken by Antarctic fur seal males. Ownership of fur seal pelts is now prohibited except for subsistence purposes. Leopard seals are also known to take fur seal pups. They can dive deeper and longer than any other fur seal. Antarctic fur seals are believed to be the most abundant species of fur seal. The fore flippers of the fur seal are dark brown to black. Edging the fur seal rookeries, the two species cohabit easily. Finally, the North Pacific Fur Seal Convention severely curtailed the sealing industry. It probably arose from the extinct fur seal genus "Thalassoleon". The size and weight of the brown fur seal depends on the subspecies. The brown fur seal dives for its food. Cape Cross is a tourism resort and the largest Cape fur seal colony in Namibia.