Field Study Options

Req 3c — Nongame Mammal Life History

3c.
From study and reading, write a simple life history of one nongame mammal that lives in your area. Tell how this mammal lived before its habitat was affected in any way by humans. Tell how it reproduces, what it eats, and its natural habitat. Describe its dependency upon plants and other animals (including humans), and how they depend upon it. Describe how humans have benefited from the mammal you have chosen and whether the mammal has benefited from association with humankind.

This option is less about spotting one animal in the wild and more about telling that animal’s story accurately. A strong life history explains how a species survives, what it needs, how it reproduces, and how people have changed its world.

Start With a Good Species Choice

Pick a nongame mammal that actually lives in your area and that has enough reliable information available. Good choices are often species such as bats, squirrels, opossums, muskrats, beavers, or shrews, depending on your region.

Avoid picking a species that is so rare in your area that reliable local information is hard to find.

The Sections Your Report Should Cover

1. What the mammal was like before major human impact

This part asks you to think historically. What did the species’ habitat look like before cities, highways, farms, dams, logging, drainage, or other big human changes? Did the species once have more range, different food sources, or more connected habitat?

2. Reproduction

Explain how the species mates, when breeding happens, how many young are typical, how long the young depend on the parent, and how fast the species matures.

3. Food and feeding behavior

Tell what it eats and how it gets food. Is it an herbivore, omnivore, insectivore, or carnivore? Does it forage alone, cache food, graze, hunt, or scavenge?

4. Natural habitat

Describe where it lives and why. Be specific. “Forest” is broad. “Mature hardwood forest with den trees and access to water” is better.

5. Dependency relationships

Explain how the mammal depends on plants, prey, predators, decomposers, shelter sites, and even people. Then reverse the question: how do plants, other animals, or humans depend on it?

6. Human benefit and mutual impact

Has the species helped humans through pest control, seed dispersal, fur, tourism, research, or ecosystem engineering? Has the species benefited from humans through barns, crops, bird feeders, suburbs, or artificial water sources? Or has association with humans mainly hurt it?

A Strong Report Structure

Use headings so your counselor can follow your thinking.

  1. Introduction to the species
  2. Historical habitat before major human change
  3. Reproduction
  4. Diet
  5. Natural habitat
  6. Ecological relationships
  7. Human benefits and human impacts
  8. Conclusion

Make the Report Specific to Your Area

This is where many Scouts can improve. Do not write a generic report that could apply anywhere in North America. Add local context:

Life History Quality Check

Use this before you turn it in
  • Did you choose a nongame mammal from your area?
  • Did you describe life before major human habitat changes?
  • Did you explain reproduction, food, and habitat clearly?
  • Did you include two-way dependency relationships?
  • Did you explain whether humans and the mammal benefit each other, harm each other, or both?
  • Did you use more than one reliable source?

If you enjoy this style of work, keep it in mind. Req 4c asks for a similar life history, but this time for a native game mammal.

The next major requirement gives you seven new investigation options, from museum work to photography to food chains.