Dan Callister 1/8/26 Dan Callister 1/8/26

White Sharks Under Threat in South Africa

South Africa was the first country to protect great white sharks…

Dan Callister 1/3/26 Dan Callister 1/3/26

High Adult Mortality of African Penguins in South Africa Was Likely Caused by Starvation

High adult mortality of African Penguins…

Dan Callister 11/20/25 Dan Callister 11/20/25

‘Bear’

‘Bear’ was taken in beautiful Alaska. It took three days to get into the backcountry…

Dan Callister 11/19/25 Dan Callister 11/19/25

How Our Conservation Imagery Is Used On A Daily Basis

Dan Callister 10/22/25 Dan Callister 10/22/25

How SANCCOB is Fighting to Save the African Penguin

The plight of the critically endangered African Penguin…

Dan Callister 10/11/25 Dan Callister 10/11/25

International African Penguin Awareness Day

In celebration of International African Penguin Awareness Day…

Dan Callister 10/7/25 Dan Callister 10/7/25

Fox Hunting With Hounds In The UK

The grim reality of hunting foxes with hounds in the United Kingdom

Dan Callister 10/3/25 Dan Callister 10/3/25

The Curse of AI

All of our images are captured in real time, often at great financial sacrifice…

Dan Callister 10/2/25 Dan Callister 10/2/25

‘Laughing Bear’

In celebration of Big Boned Bear Week…

Dan Callister 9/11/25 Dan Callister 9/11/25

In Remembrance

In remembrance of those who never came home…

Dan Callister 8/25/25 Dan Callister 8/25/25

Premature Celebrations of the African Penguin’s Fight for Survival a Serious Concern

Premature Celebrations of the African Penguin’s Fight for Survival a Serious Concern for Conservation Organisations…

Dan Callister 8/8/25 Dan Callister 8/8/25

Avian flu (HPAI) Outbreak in South African Seabirds

Since early July 2025, a new outbreak of high pathogenicity avian influenza…

Dan Callister 8/8/25 Dan Callister 8/8/25

Birds of a Feather

We have spent thousands of hours with a multitude of species…

Dan Callister 7/31/25 Dan Callister 7/31/25

World Ranger Day

World Ranger Day is celebrated worldwide on July 31st…

Dan Callister 7/20/25 Dan Callister 7/20/25

The World’s Largest Rattlesnake Round-up

The World’s largest rattlesnake round-up is held annually in Sweetwater, Texas…

Dan Callister 6/30/25 Dan Callister 6/30/25

Drunk Driver Plows Through Montauk Fine Art Festival

An accused drunk driver caused at least $100,000 in damage after plowing through Montauk Fine Art Show…

Dan Callister 6/7/25 Dan Callister 6/7/25

Black Vulture (Coragyps atratus)

Vultures like the Black Vulture (Coragyps atratus) have lived amongst humans for millennia…

Dan Callister 6/4/25 Dan Callister 6/4/25

50th Anniversary Of Jaws

Dan Callister 5/29/25 Dan Callister 5/29/25

The Effects Of Oil On Wildlife Conference (EOW) - Oct 13-17, 2025

The Effects of Oil on Wildlife Conference…

Dan Callister 5/27/25 Dan Callister 5/27/25

Peacock Feather I & II

New limited edition release in our On Black collection. ‘Peacock Feather’ i & ii…

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