Beavers are a true keystone species in our region. They transform small forest streams into sunny ponds that provide habitat for both their families and a wide variety of other plants and animals. At the same time, beavers’ homesteading results in the recharge of water tables and the reduction of erosion and sudden flooding events along streams and small rivers. Their activities ultimately produce a patchwork of sediment-rich, biodiverse beaver meadows and wetlands all across the Northeastern Woodlands.
These fellows, whose scientific name is Castor canadensis, are the largest and most intelligent rodents in North America. They can live for up to fifteen years and can weigh up to 50 pounds. They participate in extended family groups, and are monogamous. Their engineering accomplishments are usually the direct outgrowth of their durable, cooperative family relationships. (Bachelor beavers do not build dams. Instead, they range about looking for food, new dwelling places, and a partner.) Once paired, beavers share the work of impounding creeks, storing food, and constructing elaborate lodges to shelter babies (all parts of ”niche construction.”) Young beavers are blind and very helpless at birth. They need to spend at least two years with their parents’ for nurture, training, and protection. During these years, they learn and hone the skills needed for essential life activities such as building and maintaining their own dams and lodges, harvesting bark from trees, avoiding enemies, and participating in beaver social life which includes caring for the young. Yearling beavers are actively involved in tending and protecting their baby brothers and sisters!
For this project (probably best for 6 to 9 year olds), encourage your students to imagine how beavers transform their surroundings in ways that enable many other creatures to share their surroundings. The basic instructions are simply, “Craft a colorful paper model of a wetlands habitat that’s been produced (in part) by the activities of a family of beavers. Include some of the other amazing creatures (specific plants, animals, etc.) who benefit from the wetlands that beavers help generate. The finished 3D paper models / dioramas will depict the resulting pond and meadows teaming with biodiversity. Children will have an opportunity to use their visual arts skills to translate the verbal information they’ve acquired (information that has hopefully been augmented with first-hand field trip experiences, photos, and nature documentaries). They’ll be crafting miniature worlds that endeavor to show “what it looks like” around a beaver family’s home.
3-D visual arts projects of this sort can provide young people with valuable time for quiet reflection and active assimilation / accommodation of new knowledge. They also offer very tangible fine-motor and aesthetic challenges. Encourage the youngsters to add even more plants and animals to the basic few pictured on the activity page. Perhaps they’d like to work in teams. This might take the form of children who are good at drawing and cutting out tiny, perching hawks trading their skills and products with friends who have skills regarding the drawing of alders. An art project like this can work for both youngsters who like to be talkative and social at this particular time of their day, and for those who prefer a more contemplative, silent approach (they can work on their diorama independently if they like). Just be attentive to your youngsters and suggest that children move around to different tables or teams as appropriate. Be prepared for surprises such as a request to gather real twigs or to use modeling clay for building the dam and lodge, or a call for construction paper for a collaged river and fish. I truly hope you’ll be able to facilitate such innovations!
In terms of foundational science knowledge, do emphasize the role that ‘keystone species’ (such as beavers) play in sculpting N.E. forest biomes. Note how they transform their physical environments and enable other creatures to flourish (including a wide array of wetland plants and invertebrates – not just mammals and birds, etc.) Despite their small numbers, beavers make it possible for certain distinct constellations of living beings to thrive in ways that would be impossible were the beavers absent or extirpated . They significantly affect the hydrology and soil formation processes that occur in the N.E. forests.
You might also alert children to the existence of other keystone species in other ecosystems. These include elephants, prairie dogs, corals, termites, blue crabs, and wolves – to name just a few. If your class is ready to consider this, you might even mention us humans. Instead of precipitating mass extinctions, how could we human beings live so that we become keystone species in our bioregions as well? How can we contribute positively to the flourishing of the beautiful and ancient beings with whom we share this planet? Is it possible (and even essential) for us humans to develop life-ways that allow us to become responsible, creative members of this wondrous, sacred Earth Community? Are there perhaps clues for how to do this in the life-ways of our Ancestors and in those of Indigenous Cultures all across the planet?
Below you’ll see an illustration featuring some basic components for this Beaver Family diorama project. (Just click on that image and you’ll find the button for downloading the activity page.)
EB Beaver Family Diorama
On this website, you’ll also find several lively games related to beavers including a singing, circle game for K – 3rd graders which features an acting and guessing component. That game is called “When the Beavers Build their Dam.” and the lyrics and melody can be found here: https://evolvingbeauty.org/circling-the-sun-racing-the-wind-little-songs-and-chants/. There’s also a chasing and collecting game for 3rd and 4th graders which works well with studies of beavers. It’s called “Parental or Intergenerational Care,” and it can be suitable for older students too. These games are described in a pdf accessible on a page titled: Natural Start Alliance Conference: Traditional Games Workshop – A Draft of the Activities Collection “Circling the Sun, Racing the Wind.” The game descriptions also include correlations to the Next Generation Science Standards. An audio version of a melody for the game “When the Beavers Build their Dam,” is available separately on the page titled “Natural Start Alliance Conference Traditional Games Workshop – Song Lyrics and Melodies ‘There”s a Mosquito in these Woods’ and ‘When the Beavers Build a Dam.” Combining visual arts projects with a field trip and a lively game or two can create a very enjoyable and memorable learning experience for all involved!