Net for catching bats as part of a pollination study, rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

natural reserve natural area tropical rainforest scientific research scientist researcher naturalist person alone stand up outdoor overview night dark pollination net botany mammology march month electric torch headlamp black background la selva biological station nature reserves nature reserve nature natural areas ecosystem ecosystems tropical rain forests ombrophile forest shade plants rain forest rainforest rain forests ombrophile forests scientific researches scientific studies scientific study scientists researchers naturalists human beings persons human being human presence human presences human humans single lonely only solo one lone standing up raising itself raise itself raise up raised itself raised on its rear paws outdoors outsides outside overviews global sight global sights full length nights nightime darkness sink pollinating pollinations pollinated pollinates pollinate nets botanies mammologue mammologues mammologist mammologists mammologic mammologics mammalogy mammalogies mammalogist mammalogists mammalogue mammalogues black backgrounds estación biológica la selva environment protection environment management biodiversity management environment naturalness area tropical forest forest science individual enumeration posture behavior shot ambiance gamete dispersion scattering reproduction species object material discipline portable lighting light fixture lighting heredia province costa rica central america america