With our modern-day penchant for indoor activity and staying up well past dusk, nocturnal melatonin production is typically far from robust.
Though weapons like those shown in the photographs above are monuments to smart scrounging and a modern guerrilla's penchant for making do, the enduring place that Type 63 rockets have in Afghan war is testament to something more important than martial habits along the Durand line.
The native Venetian has a penchant for modern design.
We know Pistorius had a penchant for modern weaponry.
Other bands may share British Sea Power's musical influences - artful post-punk angularity, the Pixies' squalling guitars, the unsettling, Wicker Man end of English folk - but none shares British Sea Power's obsession with the arcane corners of modern European history, their penchant for dressing in puttees, their willingness to decorate their stages with foliage and stuffed birds.
The Stupid Acronymic Moniker Babushka Collection Combining the doll-within-a-doll format popular throughout 18th-century Russia with the annoying penchant among modern-day celebs for making their name sound like a package delivery service.
The house sparrow is suffering for our modern tidy ways, for our penchants for a second or third car, for working from home, for not liking birds in the roof, for the lack of time or inclination to have outside space, for the halving or paving of gardens when a house is divided into flats.
All we need is to do is start thinking of Ms. Anderson as some hoity-toity brainiac with a fetish for giant whales and a penchant for annotating the Modern Library in her spare time, and we'll never want to hear her records.
And she highlighted the often overshadowed women in tap, forming an inclusive group called Sole Sisters that included Harlem chorus line standouts like Mable Lee and younger women like Sarah Safford, who shared Ms. Goldberg's modern-dance background, leftist politics and penchant for talking while tapping.
