More than 6,000 British Columbia Hydro customers in Lake Country and Vernon were left without heat after the power to their homes went out Saturday morning.

The Central and North Okanagan were experiencing highs of minus 18 degrees Saturday with a wind chill bringing that down to minus 30.

On Saturday afternoon, BC Hydro crews were working to determine a cause of the power outage, but the utility said hit hoped the power would soon be back on.

Outages affected about 3,400 customers on Vancouver Island and 1,400 in the

Meawhile, animals at Vancouver-area zoos are having mixed reactions to the ongoing cold snap.

Jody Henderson at the Greater Vancouver Zoo in Aldergrove said that while some of the animals are having a lot of fun in the snow, others are staying inside.

She says the flamingos aren't venturing out, and an elderly rhinoceros is staying in his heated barn with extra bedding.

Henderson says the monkeys, however, are being adventurous for short periods, but quickly go back inside.

Meantime, Brian Sheehan with the Vancouver Aquarium says animals there are built for the cold.

He says many of the whales and otters are playing with floating ice and snowballs