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Dr. M's Women and Children First Podcast  

Dr. M's Women and Children First Podcast

Podcast by Dr. M

Author: Dr. Chris Magryta, "Dr. M"

Providing listeners with cutting edge science based information for maternal and child health
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Language: en

Genres: Health & Fitness, Kids & Family, Medicine

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Dr. M’s SPA Newsletter Volume 16 Issue 7 – Biological Fitness
Sunday, 5 April, 2026

Elk Antlers - What a Story  After returning from Jackson Hole, Wyoming this week, I was struck by the beauty of the Elk refuge, a place where thousands of elk relax in the winter lowlands. Staring at them, I pondered a question: why do the elk shed their antlers yearly? Seems like a lot of wasted energy in a resource scarce world. The answer, mating. Nature has a peculiar sense of theater. When reproduction is the goal, evolution doesn’t whisper, it builds costumes, props, and entire stage productions. Sometimes expensive ones. Across the mammalian world, attracting a mate often requires a spectacular display of biological investment. Energy is spent not just surviving, but advertising survival. The elk might be the most dramatic example. Every year, a male elk grows a massive set of antlers, sometimes weighing 30–40 pounds. These structures are not permanent. They are built from scratch annually, making them one of the fastest-growing tissues in the entire animal kingdom. At peak growth, antlers can elongate nearly an inch per day. To accomplish this feat, the animal diverts enormous metabolic resources into bone growth, calcium mobilization, and vascular supply. Then, after the breeding season, the antlers are shed and the process begins again. From an engineering standpoint, it seems wildly inefficient. Why build something so energetically expensive only to discard it months later? Because in evolutionary terms, reproduction is the ultimate metric of success. If an animal fails to reproduce, its genes disappear from the story entirely, Darwinian failure. Antlers function as a biological billboard: I am strong enough to waste energy....and more Dr. M

 

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