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Laboratory of Holly Ernest

For kids

For kids

Food Web Jenga

This hands-on activity helps students explore food web dynamics by playing out different scenarios that involve both natural and human activities that affect a model coastal food web. This activity is best-suited for elementary and middle school students.




Did you know…..

…that the Pronghorn is the fastest land mammal in the western hemisphere?
…they can run 55 mph for 0.5 mi?
…is not an antelope? Their closest relative is the giraffe! giraffe cartoon
…pronghorn have the longest terrestrial mammal migration in the lower 48 states (up to 330 miles round-trip!)

Pronghorn eating grass in field

Educational Resources:

  • Mark-Recapture Activity: This hands-on activity has the students simulate estimating wildlife population sizes using a method called mark-recapture. This activity is best-suited to high school students.
  • Pronghorn adaptations: This conceptual activity asks students to think about the advantages and disadvantages of some of the physical, behavioral and physiological adaptations that pronghorn have evolved. This activity is best-suited to middle school or high school students.



hummingbird puppet


Did you know…..

….that hummingbirds can fly upside-down and backward?
….that Eve from the movie Wall-E was inspired by hummingbirds?
….Hummingbird names in Spanish?

  • Picaflores (beak flower)
  • Chuparosa (flower sucker; also name of bush visited by hummingbirds)
  • Colibri
  • Pinda or Pindal from the mapudungun (chilean dialect of Mapuche people)

Huitzilopochtli was the Aztecs and Mexica’s mythological hummingbird god.

Feather mite male

And here’s some real trivia – the tiny mite (size of pin point) that lives on hummingbird feathers is named after the mythical hummingbird god: Proctophyllodes huitzilopachtilii

Feather mite microscope photo from a California Anna’s hummingbird

Educational Resources:

  • Buy a finger puppet like the one pictured on this page from the Medicine Bow-Routt National Forest Service’s gift shop, located at 2468 Jackson Street, Laramie, WY