Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) bull portrait on coastal rocks in haul-out cove, summer, Round Island, Bering Sea, Bristol Bay, Alaska

Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) bull swimming in aggressive posture, Round Island, Bristol Bay, Alaska

Ingo Arndt / Pacific Walrus (Odobenus rosmarus divergens) juvenile bull resting, Bristol Bay, Round Island, Alaska

Ingo Arndt / Pacific Walrus (Odobenus rosmarus divergens) bull, Bristol Bay, Round Island, Alaska

Ingo Arndt / Pacific Walrus (Odobenus rosmarus divergens) bull, Bristol Bay, Round Island, Alaska

Ingo Arndt / Pacific Walrus (Odobenus rosmarus divergens) bulls resting, Bristol Bay, Round Island, Alaska

Ingo Arndt / Pacific Walrus (Odobenus rosmarus divergens) bulls resting, Bristol Bay, Round Island, Alaska

Ingo Arndt / Pelagic Cormorant (Phalacrocorax pelagicus), Bristol Bay, Round Island, Alaska

Ingo Arndt / Tufted Puffin (Fratercula cirrhata) pair in summer breeding plumage, Bristol Bay, Round Island, Alaska

Ingo Arndt / Horned Puffin (Fratercula corniculata), Bristol Bay, Round Island, Alaska

Ingo Arndt / Tufted Puffin (Fratercula cirrhata) in summer breeding plumage, Bristol Bay, Round Island, Alaska

Ingo Arndt / Horned Puffin (Fratercula corniculata) pair on lichen-covered rocks, Bristol Bay, Round Island, Alaska

Ingo Arndt / Tufted Puffin (Fratercula cirrhata) in summer breeding plumage, Bristol Bay, Round Island, Alaska

Ingo Arndt / Tufted Puffin (Fratercula cirrhata) in summer breeding plumage, Bristol Bay, Round Island, Alaska

Ingo Arndt / Tufted Puffin (Fratercula cirrhata) flying, in summer breeding plumage, Bristol Bay, Round Island, Alaska

Ingo Arndt / Pacific Walrus (Odobenus rosmarus divergens) bulls, Bristol Bay, Round Island, Alaska

Ingo Arndt / Tufted Puffin (Fratercula cirrhata) in summer breeding plumage, Bristol Bay, Round Island, Alaska

Ingo Arndt / Tufted Puffin (Fratercula cirrhata) in summer breeding plumage, calling, Bristol Bay, Round Island, Alaska

Nigel Bean / Mixed harvest of edible wild mushrooms including Hedgehog mushroom (Hydnum repandum), Trumpet chanterelle (Canthrellus tubaeformis), Meadow waxcap (Hygrocybe pratensis) and Bay bolete (Boletus badius)...

Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) bull with pale skin hauling-out after many hours in cold sea, after warming on land skin turns reddish-brown, summer, Round Island, Bering Sea, Bristol Bay...

Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) bull with pale skin hauling-out after many hours in cold sea, after warming on land skin turns reddish-brown, summer, Round Island, Bering Sea, Bristol Bay...

Yva Momatiuk & John Eastcott / Red Fox (Vulpes vulpes) walking on trail through deep grass, summer, Round Island, Bristol Bay, Bering Sea, Alaska

Yva Momatiuk & John Eastcott / Tufted Puffin (Fratercula cirrhata) portrait in summer breeding plumage, Round Island, Bristol Bay, Bering Sea, Alaska

Yva Momatiuk & John Eastcott / Tufted Puffin (Fratercula cirrhata) in summer breeding plumage, standing in coastal grass, Round Island, Bristol Bay, Bering Sea, Alaska

Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) bulls resting in haul-out showing small claws on hind-flipper, Round Island, Bering Sea, Bristol Bay, Alaska

Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) males with large tusks resting on coastal rocks, summer, Round Island, Bering Sea, Bristol Bay, Alaska

Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) bulls hauled-out in cove protected by rocky outcrop, summer, Round Island, Bering Sea, Bristol Bay, Alaska

Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) two bulls fighting in shallow waters off-shore, summer, Round Island, Bering Sea, Bristol Bay, Alaska

Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) bull portrait on coastal rocks in haul-out cove, summer, Round Island, Bering Sea, Bristol Bay, Alaska

Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) bull portrait on coastal rocks in haul-out cove, summer, Round Island, Bering Sea, Bristol Bay, Alaska

Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) bull portrait on coastal rocks in haul-out cove, summer, Round Island, Bering Sea, Bristol Bay, Alaska

Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) bull portrait on coastal rocks in haul-out cove, summer, Round Island, Bering Sea, Bristol Bay, Alaska

Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) bull portrait, summer, Round Island, Bering Sea, Bristol Bay, Alaska

Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) bulls interacting in crowded haul-out cove, summer, Round Island, Bering Sea, Bristol Bay, Alaska

Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) bull resting in haul-out cove and waving front flippers, summer, Round Island, Bering Sea, Bristol Bay, Alaska

Yva Momatiuk & John Eastcott / Pacific Walrus (Odobenus rosmarus divergens) bull dozing in haul-out cove, covering head with front flipper, summer, Round Island, Bering Sea, Bristol Bay, Alaska

Ingo Arndt / Wildlife photographer Ingo Arndt with equipment, heading for Bristol Bay, Round Island, Alaska

Ingo Arndt / Horned Puffin (Fratercula corniculata), Bristol Bay, Round Island, Alaska

Ingo Arndt / Northern end of Bristol Bay, Round Island, Alaska

Ingo Arndt / Horned Puffin (Fratercula corniculata) stretching, Bristol Bay, Round Island, Alaska