Honey Possum

Fascinating facts about the Honey Possum

• The honey possum survives solely on nectar and pollen, visiting a wide array of flowering plants across its southwestern Australian range. It acts as a key pollinator for species such as Banksia attenuata, Banksia coccinea and Adenanthos cuneatus, and is the only fully nectar-feeding mammal that is not a bat. While feeding it frequently carries a small pollen load on its head, which it transfers more efficiently than visiting birds.
• Male honey possums possess the largest sperm of any mammal, measuring 365 µm with a 360 µm tail, a size matched only by their unusually massive testes. The testes can represent 4.2-4.6 % of the male's body weight, placing them among the largest relative testicular masses recorded for mammals. This extreme investment supports intense sperm competition, as females mate with many males and may carry embryos from different fathers.
• Newborn honey possums are the tiniest neonates of any mammal, weighing only 0.005 g at birth. They remain attached to the mother's pouch for about 60 days, during which they develop fur and open eyes. When they finally emerge they weigh roughly 2.5 g, having gained most of their juvenile mass. This rapid growth prepares them quickly for independent foraging in the nectar-rich environment.
• Its kidneys can process up to twice its body weight in water, which is then eliminated. This adaptation helps the animal cope with the large amounts of water encountered while feeding on wet flowers.
• A single honey possum was discovered carrying pollen from a Banksia located over 3 km away, showing it can travel far beyond its typical 0.5 km nightly range. Radio-tracking indicates males usually travel no more than 0.5 km in a night.

Sources

Every fact above was checked against these pages, and kept only where one of them states it.

• Wikipedia

At a glance

About the Honey Possum

In the sun-baked scrublands of western Australia, a tiny, iridescent creature flits through the underbrush with an air of frenzied purpose, its long, pointed snout twitching as it seeks out the sweet nectar that sustains it. The honey possum, with its large, round eyes and soft, woolly fur, is a marvel of miniature perfection, its ability to survive on a diet of pure sugar a testament to its remarkable adaptability. As it darts from flower to flower, its tiny paws barely touching the ground, it embodies the very essence of life in this arid landscape: resilient, resourceful, and forever in motion.

More mammals to discover

Browse Feravox