But it does get the job done. Specifically, this is the call of the horny male koala—and this sound is such an effective mating technique that simply hearing it can cause female koalas to go into heat. (Insert your own Koala Justin Bieber joke here.) Scienceline explains the importance of koala "bellowing":
The timbre of a koala's bellow seems to have something to do with its size, age and androgen (a sex hormone) concentration. Older males bellow more, bigger males bellow longer, and those with more androgen have deeper bellows. One study found that when the male koala is 2-4 years older than the female, the mating is more likely to be successful, leading some to suggest that females use male calls to gage their relative sexiness.
Eliza writes, “A researcher from Lehigh University has invented a light-based pacemaker for fruit flies, and says a human version is ‘not impossible.’ The pacemaker relies on the new technique of ‘optogenetics,’ in which light-sensitive proteins are inserted into certain cells, allowing those cells to be activated by pulses of light. Here, the proteins were […]
“A sneezing monkey, a walking fish and a jewel-like snake are just some of a biological treasure trove of over 200 new species discovered in the Eastern Himalayas in recent years,” reports the World Wildlife Foundation today.
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It’s time for a power upgrade — throw out that tired-out power strip and swap in this family-size USB charger, packed with 6 high-speed ports. With a built-in control chip, Kinkoo optimizes each port to ensure the fastest charging possible for all your devices. The Kinkoo is made from high-grade and durable materials so you […]
Watching Netflix, Hulu or other streaming services can unfortunately be difficult while traveling outside the US. Rather than bypass these restrictions with the help of a complex and slow VPN, choose a faster and simpler solution with Getflix. Instead of rerouting all your Internet traffic through a different server, this handy service only routes the […]