Marbles Glowing Green

Glass mixed with Uranium Oxide will fluoresce yellow-green under a UV light.

Red-shouldered Hawk

A hawk of the woodlands, often heard before it is seen. The clear whistled calls of this hawk are conspicuous, … More

Glowing Marbles

Yellow glass made from manganese glows orange-peach under a blacklight. https://www.chicagotribune.com/news/ct-xpm-2002-03-24-0203240039-story.html

Uranium Glass Marbles

Because of the uranium content, these marbles glow bright green under ultraviolet light. The most typical color of uranium glass … More

Raccoon

A raccoon’s face has several markings that help it stand out. The most noticeable marking is the black “mask”—large black … More

American Goldfinch

The American goldfinch—which is also known as the willow goldfinch and the eastern goldfinch—is the official bird of Washington State, Iowa, and New … More

Ruby-crowned Kinglet

Smaller than a warbler or chickadee, this plain green-gray bird has a white eyering and a white bar on the … More

Chipping Sparrow

The Chipping Sparrow is one of the smallest sparrows. It is easily identified during the breeding season by the reddish-brown … More

Northern Cardinal

Male cardinals are brilliant red all over, with a reddish bill and black face immediately around the bill. Females are … More

House Finch

Adaptable, colorful, and cheery-voiced, House Finches are common from coast to coast today, familiar visitors to backyard feeders. https://www.audubon.org/field-guide/bird/house-finch