The Cincinnati Zoo remembers the last known passenger pigeon with a renovated memorial 100 years after the bird’s death at the zoo.
Plant Life on the Sand Dunes
The ecosystem of sand dunes changes the further one goes inland.
Just like dune animals dune plants use water wisely. The spinelike leaves of the cactus plants cut down on water lost through evaporation. The stems of the cactus plant stores water for use in times of need.