Apps

Astronomy

Star Walk Android • iPhone
Star Walk is an educational astronomy application developed by Vito Technology that allows users to explore celestial objects in real time through the screen of their devices.

Bird Identification

Merlin
From The Cornell Lab of Ornithology

General Plant Identification

PlantSnap

Tree Identification

• Leafsnap
  Leafsnap is a series of electronic field guides being developed by researchers from Columbia University, the University of Maryland, and the Smithsonian Institution.

• vTree Android • iPhone
  From Virginia Tech Dendrology

Plant and Animal Identification

• iNaturalist Android • iPhone
  iNaturalist is a joint initiative of the California Academy of Sciences and the National Geographic Society.

• Seek
  Uses image recognition technology to identify plants and animals. From iNaturalist (California Academy of Sciences and National Geographic)

• MISIN smartphone app (Midwest Invasive Species Information Network)
  Identify and report 400+ invasive plant and animal species, capture and submit species observations from the field, include images taken in the field with your observation, and browse images and species information on the top Midwest invaders.

• Savvy Weed ID & Control (app) iPhone