Field Notes: Rings of Time
About this episode
This episode explores how various species, including trees and local mammals, can be aged by their growth rings.
Many people are aware that trees can be dated by counting the layers of tree rings in a cross section. But, less folks know that fish, snails, mussels, and the teeth of many local mammal species build seasonal growth rings that are used to age individuals.
Topics covered
- tree rings
- aging species
- growth rings
- natural science
- ecology
Keywords
- tree rings
- fish
- snails
- mussels
- mammal teeth
- seasonal growth
Mentioned in this episode
Organizations: WXPR Public Radio
Places: local
More episodes of WXPR Field Notes
- Field Notes: The Warmouth!
- Field Notes: Spring Work Begins!
- Field Notes: Ten Birds that Changed the World
- Field Notes: Modern maple sap collection
- Field Notes: Horseshoe crabs and health care
- Field Notes: Ruffed Grouse in the Northwoods
Explore listener stats, chart rankings, contacts and more on the WXPR Field Notes podcast page.