Doug Perrine / Blue marlin (Makaira nigricans) Vava'u, Kingdom of Tonga, South Pacific

Doug Perrine / Humpback whale (Megaptera novaeangliae) calf riding on mother's head. Near Nomuka Island, Ha'apai Islands, Tonga.

Tony Wu / Humpback whale (Megaptera novaeangliae australis) female with suckling calf. Vava'u Islands, Tonga.

Tony Wu / Humpback whale (Megaptera novaeangliae australis) male calf playing at ocean surface after coming up to breathe. Vava'u Islands, Tonga.

Tony Wu / Blacktip reef shark (Carcharhinus melanopterus) beaching itself to catch sardines. Tonga South Pacific.

Tony Wu / Sardines (Clupeidae) fleeing from predators in the early morning. They were being herded and chased by Trevallies and Blacktip reef sharks in the water, and picked off by brown boobies and terns from...

Tony Wu / Humpback whale (Megaptera novaeangliae) lying on its side while executing a series of pectoral fin slaps on ocean surface. Vava'u, Tonga, South Pacific.

Tony Wu / Humpback whale (Megaptera novaeangliae australis) female breaching. Vava'u, Tonga. Pacific Ocean.

Tony Wu / Humpback whale calf (Megaptera novaeangliae australis) female nudging her mother's mammary gland whilst trying to feed. Vava;u, Tonga, South Pacific.

Tony Wu / Humpback whale (Megaptera novaeangliae australis) female, stationary with calf heading to surface for breath of air. Vava'u, Tonga, South Pacific.

Tony Wu / Humpback whales (Megaptera novaeangliae) male during a competetive heat run. Vava'u, Tonga, South Pacific.

Tony Wu / Humpback whale (Megaptera novaeangliae) adult female at rest. The tubercles on the whale's head are clearly visible, as are the barnacles (Coronula diadema), whale lice (Cyamus boopis), and hairs on t...

Tony Wu / Humpback whale (Megaptera novaeangliae) female breaching together with her male calf. The calf had a large wound on his left peduncle area, one that appeared to be the result of a large bite, Vava'u,...

Tony Wu / Humpback whale (Megaptera novaeangliae) executing a dramatic tail slap, throwing up a cascade of water with its powerful fluke, Vava'u, Tonga, South Pacific

Tony Wu / Humpback whales (Megaptera novaeangliae) unusual scene with two adults tail-slapping together in rough seas, Vava'u, Tonga, South Pacific

Tony Wu / Humpback whale (Megaptera novaeangliae) male breaching in front of Hunga island in Vava'u, Tonga, South Pacific

Tony Wu / Humpback whale (Megaptera novangliaea) executing an energetic tail slap, creating a cascade of seawater, Vava'u, Tonga, South Pacific

Tony Wu / Humpback whale (Megaptera novaeangliae) male calf with his mother. Vava'u, Tonga. South Pacific.

Tony Wu / Humpback whale (Megaptera novaeangliae) male with his penis extended. Vava'u, Tonga. South Pacific.

Tony Wu / Humpback whales (Megaptera novaeangliae) in a heat run, with six males competing for the attention of a female that already has a calf. Vava'u, Kingdom of Tonga

Tony Wu / Humpback whale (Megaptera novaeangliae) rear view, taken while the whale was staying still and singing. Hunga Channel. Vava'u, Kingdom of Tonga, Pacific Ocean.

Tony Wu / Humpback whale (Megaptera novaeangliae) calf 'Tahafa' male with injured pectoral fin and scarred body, with mother. Vava'u, Tonga, Pacific Ocean. COP26 Countdown Photo Competition 2021 Finalist.

Tony Wu / Humpback whale (Megaptera novaengliae) young male twirling and playing in the water, Vava'u, Tonga, Pacific Ocean.

Tony Wu / Humpback whale (Megaptera novaeangliae) males tail fluke, Vava'u, Tonga, Pacific Ocean.

Tony Wu / Humpback whales (Megaptera novaeangliae) engaged in courtship, with the male hovering above the female. Vava'u, Tonga, Pacific Ocean.

Tony Wu / Humpback whale (Megaptera novaeangliae), fluke of female with male calf playing below, Vava'u, Tonga, Pacific Ocean.

Tony Wu / Humpback whale (Megaptera novaeangliae) calf nuzzling its mother, Vava'u, Kingdom of Tonga, Pacific Ocean.

Tony Wu / Humpback whale (Megaptera novaeangliae) and her calf pursued by males during heat run. Vava'u, Tonga, Pacific Ocean.

Tony Wu / Humpback whale calf (Megaptera novaeangliae) resting under the chin of its mother. Vava'u, Tonga, Pacific Ocean.

Tony Wu / Humpback whale (Megaptera novaeangliae) male calf with his resting mother. Vava'u, Kingdom of Tonga. Pacific Ocean.

Tony Wu / Humpback whale (Megaptera novaeangliae) female with calf, pursued by males during heat run. Vava'u, Kingdom of Tonga. Pacific Ocean.

Tony Wu / Humpback whale (Megaptera novaeangliae) male resting, Vava'u, Kingdom of Tonga. Pacific Ocean.

Doc White / Humpback Whale (Megaptera novaeangliae) calf. Tonga, South Pacific, September.

Doc White / Humpback Whale (Megaptera novaeangliae) calf. Tonga, South Pacific, September.

Doc White / Humpback Whale (Megaptera novaeangliae) calf, Tonga, South Pacific, September.

Doc White / Humpback Whale (Megaptera novaeangliae) calf, Tonga, South Pacific, September.

Doc White / Humpback Whale (Megaptera novaeangliae) calf. Tonga, South Pacific, September.

Doc White / Humpback Whale (Megaptera novaeangliae) mother and calf. Tonga, South Pacific, September.

Doc White / Humpback Whale (Megaptera novaeangliae) mother and calf at sea surface. Tonga, South Pacific, September.

Doc White / Humpback Whale (Megaptera novaeangliae) mother and calf. Tonga, South Pacific, September.

Doc White / Humpback Whale (Megaptera novaeangliae) female. Tonga, South Pacific, September.

Doug Allan / Humpback whale (Megaptera novaeangliae) swimming below a whale watching boat, Sue Flood, photographer in boat, Vava'u, Kingdom of Tonga, South Pacific, September 2006, Model released

Sue Flood / Humpback whale (Megaptera novaeangliae) mother and calf, Kingdom of Tonga, South Pacific, September Not available for ringtone/wallpaper use.

Sue Flood / Humpback whale (Megaptera novaeangliae) calf just below the surface, Vava'u, Kingdom of Tonga, South Pacific, August

Doug Allan / Humpback whale (Megaptera novaeangliae) mother and calf, female with Remoras on underside, Vava'u, Kingdom of Tonga, South Pacific, September. Not available for ringtone/wallpaper use.