A Valentine's Day treat

Image: Wikimedia commons, Glenn Dettwiler
Species name: Cacao tree, __Theobroma cacao__ (aka chocolate)
Genome size: 430 million bases
Interesting fact: The variety sequenced, Criollo, was among the first chocolate varieties to be domesticated by the Mayans 3,000 years ago, and is one of few breeds that produces some of the most expensive dark chocolate on the market today.

X. Argout, et al., "The genome of Theobroma cacao," Nature Genetics, 43:101-8, 2011.

Species name: Woodland strawberry, Fragaria vesca
Genome size: 240 million bases
Interesting fact: The woodland strawberry has the smallest plant genome sequenced thus far except for Arabidopsis.

V. Shulaev, et al., "The genome of woodland strawberry (Fragaria vesca)," Nature Genetics, 43: 109-16, 2011.

A slew of ants

Image: Wikimedia commons, Luke Elstad
Species name: Leaf cutter ant, Atta cephalotes
Genome size: 290 million bases
Interesting fact: The researchers found...

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