adaptation

881

Tarantula
Matilda, my pet Brazilian Salmon Pink Bird Eating Spider has stopped eating, and her abdomen has turned black. Why am I not worried?

883

Molting tarantula
When my pet tarantula molts, she spins a web to lie on. How does she keep from getting stuck in her own web?

884

Bat
Nancy found this injured bat on the road to our house. We rescued it, and took it to the wildlife rehab center at Best Friends. You have probably heard the old saying that someone is "blind as a bat." How well do bats actually see?

886

Bristle
I took this photo through the microscope today. This is an important part of an animal's defense. What is it?

887

Rufous Hummingbird
I took this photo of a female Rufous Hummingbird at our bird feeder today. Why are hummingbird feeders red?

889

Pollen
This is another photo I took through the microscope. It is a grain of pollen. Why does it have all the tiny spines?

895

Bullock's Oriole
We have quite a few of these birds visiting our garden. They are specially adapted for avoiding a specific parasite. What is the bird, and how does it avoid the parasite?

899

XXXX
The Western Tanagers have discovered the oranges on our feeders. While many Tanagers have red colors, the red of the Western Tanager is different. Why?

903

Hummingbirds at feeder
Every evening, just before sunset, the hummingbirds swarm around our feeders. Why do they suddenly get hungry at sunset?

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