National Geographic Canada HDTV (NGCHD)

Two brave rescuers face a challenging mission to save a stubborn python from a deep well in Goa, testing their patience and skills over several attempts. (Repeat).

Two brave snake catchers navigate the urban jungle, rescuing dangerous serpents from homes and businesses. They face thrilling challenges and unexpected encounters. (Repeat).

Alaska Natives look to the water and wind for essential resources. (Repeat).

Alaska natives celebrate spring's return and prepare for its challenges. (Repeat).

Teresa and her girls come to their ancestral tundra to go bird hunting. (Repeat).

Alaska Natives prepare for the future by reconnecting with their ancestral roots. (Repeat).

The U.S. Customs and Border Protection Agency and Canada Border Services Agency are the focus. (Repeat).

The U.S. Customs and Border Protection Agency and Canada Border Services Agency are the focus. (Repeat).

The U.S. Customs and Border Protection Agency and Canada Border Services Agency are the focus. (Repeat).

The U.S. Customs and Border Protection Agency and Canada Border Services Agency are the focus. (Repeat).

Mexico's gifts to the world include the tomato, avocado, tacos, and tequila; Frida Kahlo and Oscar-winning directors; Mexican wrestling and Latino pop music; silver and rubber; and Mayan astronomy. (Repeat).

Ken and Guillaume journey over a treacherous mountain pass. Cam stresses over getting Oklahoma welder Gary into the country. Mining couple Nika and Chris have a rough start to their season. (Repeat).

The guys encounter an eccentric seller in North Bay, Ont. (Repeat).

The U.S. Customs and Border Protection Agency and Canada Border Services Agency are the focus. (Repeat).

The U.S. Customs and Border Protection Agency and Canada Border Services Agency are the focus. (Repeat).

The U.S. Customs and Border Protection Agency and Canada Border Services Agency are the focus. (Repeat).

The U.S. Customs and Border Protection Agency and Canada Border Services Agency are the focus. (Repeat).

Dr. Oakley operates on an unusual mass and investigates a musk ox with a hair loss problem. (Repeat).

Dr. Oakley attends to an underweight chicken and a dog with a lacerated paw. (Repeat).

Oakley attends to a prized breeding bull, a cat with a troubling bulge, and a musk ox that is unable to walk on his front feet. (Repeat).

Oakley vaccinates a jet-setting chihuahua, tries to outsmart a shifty coyote, and meets a cow with an unusual growth. (Repeat).

Dr. Oakle helps a baby elk with its limp; a musk ox with dental issues; and a pig in need of a pedicure. (Repeat).

Oakley transports baby bison to their new home and treats a pair of therapy reindeer that help a veteran with PTSD. (Repeat).