In many cases, they examined clusters of closely related organisms,
such as tiger beetles or a
group of tropical plants called spiral
gingers that belong to one genus.
Wikipedia includes
such cheering facts as: «In November 2008 social networking website Facebook received criticism after a «Kick a
Ginger»
group, which aimed to establish a «National Kick a
Ginger Day» on November 20, acquired almost 5000 members.