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Popular traits
5,133 species in Big Bend National Park
Leucophyllum frutescens
Rallus limicola
Chloroceryle americana
Echinargus isola
Asterocampa leilia
Parkesia noveboracensis
Tyrannus melancholicus
Aythya collaris
Bogertophis subocularis
Dasylirion leiophyllum
Dipodomys merriami
Coleonyx brevis
Aix sponsa
Riparia riparia
Escobaria tuberculosa
Tachybaptus dominicus
Crotalus ornatus
Myiarchus tuberculifer
Hechtia texensis
Eucnide bartonioides
Rhus microphylla
Jatropha dioica
Selasphorus calliope
Nicotiana glauca
Regulus satrapa
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