Different species of hummingbirds: Lucifer hummingbird
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Amethyst-Throated Mountaingem or Amethyst-Throated Hummingbird (Lampornis amethystinus) is a species of hummingbird in the Trochilidae family. It is found in El Salvador, Guatemala, Honduras, and Mexico.
Scale-throated Hermit (Phaethornis eurynome) by Octavio Campos Salles, via 500px
Buff-Bellied Hummingbird is a medium-sized hummingbird. Their breeding habitat is forests and thickets that extend from the lower Rio Grande Valley of southernmost Texas in the US through the Yucatán Peninsula of eastern Mexico ending in northern Belize and northeastern Guatemala. Kim Slonaker