Nick Hawkins / American white water-lily (Nymphaea odorata) growing, St. Mary's river, Nova Scotia, Canada. July.

Nick Hawkins / Common shiners (Luxilus cornutus) school below lilly pads in lake, Nova Scotia, Canada. July.

Nick Hawkins / American lobster (Homarus americana) in eelgrass (Zostera marina). Nova Scotia, Canada. July

Nick Hawkins / Long-finned pilot whale (Globicephala melas) off Nova Scotia, Canada. October.

Nick Hawkins / Atlantic bluefin tuna (Thunnus thynnus) off Antigonish, Nova Scotia, Canada. October .

Nick Hawkins / Blue shark (Prionace glauca) with a pair of pilot fish (Naucrates ductor) off Halifax, Nova Scotia, Canada. July.

Nick Hawkins / Blue shark (Prionace glauca) off Halifax, Nova Scotia, Canada. July.

Nick Hawkins / Overhead view of a blue shark (Prionace glauca) off Halifax, Nova Scotia, Canada. July.

Nick Hawkins / Ocean sunfish (Mola mola) off Halifax, Nova Scotia, Canada. July.

Nick Hawkins / Sugar kelp (Sacchinaria latissima) off Nova Scotia, Canada. September

Nick Hawkins / A female American black bear (Ursus americanus) and her young cub, Nova Scotia, Canada. July.

Nick Hawkins / European green crab (Carcinus maenas), an invasive species in North America, Kejimkujik Seaside National Park, Nova Scotia, Canada. July.

Nick Hawkins / Juvenile Pollock (Pollachius virens) school within the protective fronds of kelp near Port Joli, Nova Scotia, Canada. August

Nick Hawkins / Aerial view of Carter's Beach on the Southshore of Nova Scotia, Canada. August

Jenny E. Ross / Polar Bear (Ursus maritimus) sub-adult male on cliff searching for eggs in Brunnich's Guillemot nests, as gulls look on from above. This unusual behaviour happens when when lack of sea-ice prevents t...

Eric Baccega / Double crested cormorant (Phalacrocorax auritus) swimming on water at sunset, Cap Breton Highlands National Park, Nova Scotia, Canada, September

Eric Baccega / Moose (Alces alces) head portrait of bull standing in forest clearing, Cap Breton Highlands National Park, Nova Scotia, Canada, September

Eric Baccega / Moose (Alces alces) bull walking in forest clearing, Cap Breton Highlands National Park, Nova Scotia, Canada, September

Eric Baccega / Moose (Alces alces) head portrait of cow, Cap Breton Highlands National Park, Nova Scotia, Canada, September

Bryan and Cherry Alexander / Gentoo penguins (Pygoscelis papua) in blowing sand with the "Ocean Nova" anchored beyond. Saunders Island, Falkland Islands, 2009.

Jenny E. Ross / Harp seal pup (Phoca groenlandicus) with white coat on the sea ice. Gulf of St. Lawrence, Nova Scotia, Canada. March

Scott Leslie / Red Maple (Acer rubrum) trees and river, Mersey River, Medway Lakes Wilderness Area, Nova Scotia, Canada

Scott Leslie / Canadian Hemlock (Tsuga canadensis) trees and river, Mersey River, Medway Lakes Wilderness Area, Nova Scotia, Canada

Scott Leslie / Coast, Bay of Fundy, Nova Scotia, Canada

Scott Leslie / Black-throated Green Warbler (Setophaga virens) male in autumn, Nova Scotia, Canada

Scott Leslie / Jigging Cove Lake, Cape Breton Highlands National Park, Nova Scotia, Canada

Scott Leslie / American Goldfinch (Carduelis tristis) male in cherry tree blossoms, Nova Scotia, Canada

Scott Leslie / American Goldfinch (Carduelis tristis) male in cherry tree blossoms, Nova Scotia, Canada

Scott Leslie / Blue Jay (Cyanocitta cristata) in winter, Nova Scotia, Canada

Scott Leslie / Boardwalk in old-growth forest, Kejimkujik National Park, Nova Scotia, Canada

Scott Leslie / Blue Jay (Cyanocitta cristata) in snow showers, Nova Scotia, Canada

Scott Leslie / Coastline in fog, Cape Breton Island, Nova Scotia, Canada

Scott Leslie / Northern Green Frog (Rana clamitans melanota) in pond, West Stoney Lake, Nova Scotia, Canada

Scott Leslie / Northern Green Frog (Rana clamitans melanota), West Stoney Lake, Nova Scotia, Canada

Scott Leslie / Northern Green Frog (Rana clamitans melanota) floating in water, West Stoney Lake, Nova Scotia, Canada

Scott Leslie / American Toad (Bufo americanus) calling in spring pond, West Stoney Lake, Nova Scotia, Canada. Sequence 1 of 2

Scott Leslie / Frog egg mass, Nova Scotia, Canada

Scott Leslie / American Goldfinch (Carduelis tristis) male in breeding plumage, Nova Scotia, Canada

Scott Leslie / Lion's Mane (Cyanea capillata) jellyfish, Atlantic Ocean, Nova Scotia, Canada

Scott Leslie / Black-capped Chickadee (Poecile atricapillus) flying, Granville Beach, Nova Scotia, Canada

Flip Nicklin / Bottlenose Whale (Hyperoodon ampullatus) cow and calf surfacing, Nova Scotia, Canada

Jim Brandenburg / Timber Wolf (Canis lupus) portrait, Nova Scotia, Canada

Carol Walker / Sable Island horse, wild stallion rolling on back on beach, wildflowers in background. Sable Island National Park, Nova Scotia, Canada. July.

Carol Walker / Sable Island horse, group of wild horses including foal at waterhole. Sable Island National Park, Nova Scotia, Canada. September.

Carol Walker / Sable Island horses, two wild stallions greeting, head to head . Sable Island National Park, Nova Scotia, Canada.

Nick Hawkins / School of juvenile Pollock (Pollachius pollachius) swimming over kelp along the Eastern Shore of Nova Scotia, Canada. July.

Nick Hawkins / Sugar kelp (Sacchinaria latissima) in shallow waters off Kejimkujik National Park, Nova Scotia, Canada. August.

Nick Hawkins / Atlantic salmon (Salmo salar) male guarding it's nest, known as a 'redd' from precocious juvenile salmon parr that may try to fertilize the females eggs. St. Mary's river, Nova Scotia,...