Day 23: On Christmas Day, No Rest for the Weary. (Or the Guy Who Feeds the Penguins.)

Till the African penguin begins observing federal holidays, Sparks Perkins received’t both.

Which is to say the morning of Dec. 25 will deliver not presents and mistletoe for the 33-year-old San Franciscan, however beak trims and fish guts.

A biologist on the California Academy of Sciences’s Steinhart Aquarium, Mr. Perkins belongs to that unfaltering set — hospital personnel, firefighters, level guards — whose work pauses for no vacation. Name him important avian personnel, tethered to the wants of the resident 50 or so birds. Weekends, late nights: All truthful recreation for no matter emergencies come up amongst Mr. Perkins’s flock.

“I’ve labored six of the final 10 Christmases,” he stated. “That’s simply the value of attending to work with these animals.”

Mr. Perkins describes that work as getting into a day by day cleaning soap opera. This chook wakes up grouchy, that one sassy. Keys get stolen from belts. That famed penguin monogamy relaxes a bit.

“Some have wandering eyes. They’ll get lost for somewhat fling after which come proper again,” Mr. Perkins stated.

Sometimes, they change groups fully. Some time again, a pair male Magellanic penguins from Brazil pair-bonded out of the blue.

“These boys made essentially the most fabulous nest,” Mr. Perkins recalled. “I bear in mind they had been one of the best inside designers.”

A local of Mississippi, Mr. Perkins has cherished birds because the age of three, when his mother and father gave him his first parakeet. Macaws, lovebirds and decorative pigeons adopted. Some nights introduced 4 a.m. journeys to the put up workplace, to select up a cart of pheasants he’d ordered.

“I used to be a really completely different 14-year-old boy,” he stated. “As an alternative of enjoying soccer after college, I’d go to the aviaries I constructed. I had about 70 birds.”

The Academy’s personal assortment grew not too long ago, with the arrival of two African penguin hatchlings. Given the establishment’s function in preserving endangered species — Mr. Perkins simply returned from a conservation venture in South Africa — serving to these birds thrive has been paramount. Each morning, Mr. Perkins lifts every chick from its nesting field, locations it on a tiny scale and logs an lovable variety of grams. Placing on weight over the vacations is inspired right here.

Penguins possess a quiet if teetering dignity. Penguin chicks possess none. They’re chubby orbs of fluff, inept, can’t even be trusted in water. Till that down is changed by juvenile plumage, they’d sink like candy little stones. However in captivity, they’ll reside some 30 years, as a lot as twice their life span within the wild. They do want stimulation to maintain them joyful and wholesome, and the biologists right here escape laser pointers, blow bubbles and play colony sounds over an iPad.

The birds are additionally enriched by the sight of tourists watching them. On the peak of the pandemic, with no one on the opposite facet of the glass, workers did yoga for the animals.

This Christmas, Mr. Perkins and his colleagues will discover little methods to make the day particular, whereas the birds squawk about as normal. They’re not turtle doves or partridges in a pear tree, however they’re household.