The fruit of a palm tree changes from green to orange when it becomes ripe. Its color lets monkeys know when the fruit is ready to eat. The bright purple color of a flower tells a hummingbird More →
Brand new, quality books for the thrifty librarian.
The fruit of a palm tree changes from green to orange when it becomes ripe. Its color lets monkeys know when the fruit is ready to eat. The bright purple color of a flower tells a hummingbird More →