So even with our new understanding of its history, the purpose
of the penis bone remains unknown.
In a new study published in Environmental Research, scientists examined samples
of the penis bone — a bone called the baculum that allows some mammals to have longer, more successful mating sessions — to see if environmental pollutants might be effecting their density.
Not exact matches
The baculum, a
bone in the
penis of polar bears, is losing density in areas where pollutant contamination is high — and that may spoil the bears» sex life
According to certain tenets
of traditional Chinese medicine, tiger
bone steeped in wine is thought to relieve human
bone ailments like arthritis and bear
penis is used to treat, well, you get the idea.
Chemical pollutants may be reducing the density
of the bears»
penis bones, putting them at risk
of breaking this most sensitive part
of their anatomy.
His team has also shown that bears with high levels
of similar pollutants in their bodies have smaller testes and
penis bones.
The
penis of many mammal species contains a
bone called the baculum, and new research shows that it evolved at least nine different times in the history
of mammals, The Washington Post reports.
The way it pops up again and again indicates that having a baculum probably gives some sort
of an advantage — but perplexingly, the groups in which the
penis bone evolved don't seem to have anything in common, according to the study in Integrative and Comparative Biology.
It's unlikely that such a variety
of creatures would have sprung forth from a common,
penis -
boned ancestor.
Polar bear
penis bones are shrinking in Eastern Greenland, according to Christian Sonne
of the University
of Aarhus in Denmark and colleagues.
In 2004, Steven Fergusson
of the University
of Manitoba in Canada showed that carnivores living in snowy environments, close to the poles, tend to have longer
penis bones to help them be more competitive.
Boys will experience growth
of the
penis and testes, facial and body hair growth, a deepening
of the voice, growth spurts and more muscle and
bone mass.
According to UK researchers, the reproductive organs
of male otters have been shrinking, or more precisely, the
penis bone known as the baculum has lost both size and weight.
A
bone within the
penis aids in the penetration
of the female.
I've not written much about this subpopulation before but with the flurry
of interest over «weakened»
penis bones and toxic chemicals, I thought it was time to remedy the situation.
It's already been shown that the sex organs
of these endangered species have been shrinking over time, and now it seems the
bones inside their
penises are growing weaker as well.»