Thompson 109 Carlsbad Caverns Big Canyon April 24, 1931 Figon, Wright & T. 14. White Throated Swift. 15. Broad-tailed Humming - bird 16. Horneal Lark (outside) 17. White Crowned Sparrow 18. White-mumped Dribes (outside) 19. Western Mockingbird (outside) 20. Brush Tits 21. Western gratchers 22. Sierra Wrenet through Figon's brother had reported the day previously, that Parakeets are in such number around Alibres Texas that they were a serious menace to all grain crops. They congregate in the thousands in the fields. Figon thinks they are spreading with civilization just as the coyotes are. He also reported seeing Apomado Falcons eat bats, The bats hid under the lower turned leaves of yuccas out in the desert, & it was there that the observation had been made.