In a landmark study published in the Journal of Advanced Pouch Studies, researchers from Joey University in Addled-egg have discovered that Austailian male mammals are neutering themselves in droves, sending the nation’s birth rate into a tailspin. The number of vasectomies performed on males aged 18–44 (in kangaroo years) has soared by over 60% from 18,544 in 2016 to a staggering 29,848 in 2024. And it’s not just old roos: the sharpest rise is among young bandicoots aged 18 to 24, who have collectively decided that fathering a joey in this economy is a mug’s game.

Lead researcher Dr Jackal Jowls, a crimson-nosed possum with a PhD in reproductive reluctance, told The Herihoot that “significant changes in social norms” are driving the trend. “We’re seeing young wallabies who haven’t even established their own mob signing up for vasectomies because they’ve been convinced that their very existence is a ‘carbon pawprint’ too far, or that reproducing is an act of specist violence against less fecund species.” Dr Jowls also cited the crushing cost of living: “When a single bundle of quality eucalyptus costs more than a down payment on a termite mound, and childcare for a dingo pup requires a second mortgage, of course they’re choosing the snip.”

The study, which compared Medi-Claws claims with data from the Austailian Bureau of Species Statistics, found that Austailia’s fertility rate has hit a record low of 1.48 joeys per sheila-kangaroo—well below the replacement rate needed to keep the economy from collapsing into a pile of dry leaves. “Birth rates underpin population growth and the long-term sustainability of our nut-gathering workforce,” Dr Jowls chittered. “A sustained decline means fewer paws to forage, and before you know it, the entire Sunshine State of Canetoad-land is one harsh winter away from a complete lack of servants to fetch berries for the elderly.”

The normalisation of the procedure has been turbo-charged by celebrity influencers. Reality TV star Dirk Dingo famously underwent a vasectomy on the season finale of Real Marsupials of the Outback, calling it “the ultimate act of allyship to my sisters in the burrow.” Meanwhile, hip-hop hippo ‘Lil’ Snip’ released a chart-topping single titled “Snip Snip Hooray (I’m Doing My Part for the Matriarchy).” A growing expectation that males share the contraceptive burden—rather than leaving it entirely to the females, whose hysterectomies require invasive pouch removal—has also fueled the trend.

The Austailian government’s Animal Cohesion Bureau has welcomed the sterilization trend as a step towards “dismantling systemic specism.” A spokesperson, a sloth named Slow-Mo, drawled through a statement: “For eons, the marsupial patriarchy has hoarded resources and dominated the outback narrative. By voluntarily removing themselves from the gene pool, privileged male roos are finally paying reparations to historically marginalized species. We urge all dominant males to consider a vasectomy—it’s the least they can do to help the greater bilby finally get a fair hop.” The Bureau has launched a new ad campaign, “Neuter Your Nuts for Numbats,” featuring a sorrowful-eyed koala clutching a sign that reads: “I gave up my future lineage to fight specism. What have you done?”

However, Dr Jowls warned that many young males might be making permanent decisions they’ll later regret. “Vasectomy is intended to be permanent, and reversals are neither simple nor guaranteed—much like getting your security deposit back from a tricky Tasmanian devil landlord,” he said. “We must ensure young bucks have all the facts before they let a vet go at their precious beans with a scalpel.” He recommended alternatives: “Abstinence, becoming so utterly obsessed with warhammer figurines that no female will come within a mile, or simply being a goose.”

With election season around the corner and the birth rate in freefall, the ‘big snip’ has become the hottest political potato—er, sweet potato tuber—in the Austailian parliament. As one young neutered wallaby, who asked to remain anonymous, told The Herihoot: “I did it to show my commitment to social justice and because my girlfriend said she’d leave me if I didn’t. Now I spend my days knitting pouches for abandoned joeys and crying softly into my organic quinoa bowl. It’s totally empowering.”