Doug Perrine / Female Hawaiian monk seal (Monachus schauinslandi) defending her pup from two males, which are aggressive with each other, Molokai Island, Hawaii, USA.

Doug Perrine / Female Hawaiian monk seal (Monachus schauinslandi) fighting with a male trying to mate with her, Molokai Island, Hawaii, USA.

Doug Perrine / Hawaiian monk seals (Monachus schauinslandi) aggressive male attacks a five and a half week pup, mother (right) approaches to intervene; Papaloa Beach, Kalaupapa, Molokai, Hawaii, USA

David Fleetham / Hawaiian monk seals (Neomonachus schauinslandi) resting at water's edge. Kepuhi Beach, Kaluakoi, West End, Molokai, Hawaii.

David Fleetham / Woman with snorkel equipment walking along water's edge. Kawakiu Nui Beach, West End, Molokai, Hawaii. July 2017. Model released.

David Fleetham / Kapuaiwa Coconut Beach Park, an ancient Coconut (Cocos nucifera) grove. Kaunakakai, Molokai, Hawaii.

David Fleetham / Coastline of Mo'omomi Beach, Nature Conservancy Reserve with two boys exploring. North side of Molokai, Hawaii. July 2017. Digitally stitched panorama. Model released.

David Fleetham / View of Kalaupapa Peninsula and Kalaupapa National Historical Park from the Pali Trail. Molokai, Hawaii. July 2017.

David Fleetham / Kawakiu Nui Beach on West End, Molokai, Hawaii. July 2017.

David Fleetham / Road sign warning drivers that Nene goose (Branta sandvicensis), are found in the area. East end of Molokai, Hawaii. July 2017.

David Fleetham / White spotted hermit crab (Dardanus megistos) amongst coral. Kauai, Hawaii.

Doug Perrine / Aerial view of cliffs of north Moloka'i, Molokai Island, Hawaii.