Smithsonian on Instagram: "Meet you underneath the aerial hemi-parasitic shrub. ;) Mostly found in tropical climates, there are more than 1,700 species of mistletoe around the world. Mistletoe are sometimes considered pests, since they steal nutrients and water from their host trees. Still, mistletoe provides an important food source and a nesting place for a variety of bird species. Around the winter holidays, you’re most likely seeing two species—the European mistletoe (Viscum album) and the A