« previous next »

Author Question: White-breasted nuthatches and Downy woodpeckers both eat insects that hide in th (Read 516 times)

penza

  • Hero Member
  • *****
  • Posts: 1,022
on: Oct 27, 2013
White-breasted nuthatches and Downy woodpeckers both eat insects that hide in the furrows of bark in hardwood trees. The Downy woodpecker searches for insects by hunting from the bottom of the tree trunk to the top, whereas the white-breasted nuthatch searches from the top of the trunk down. These hunting behaviors best illustrate which of the following ecological concepts?
A) competitive exclusion
B) resource partitioning
C) character displacement
D) keystone species
E) bottom-up and top-down hypotheses


Celeste

  • Hero Member
  • Posts: 588
Reply #1 on: Jun 16, 2019
B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

A 3-tonne (3.0-long-ton; 3.3-short-ton) great white shark off Isla Guadalupe A 3-tonne (3.0-long-ton; 3.3-short-ton) great white shark off Isla Guadalupe
A white dwarf star in orbit around Sirius (artist's impression) A white dwarf star in orbit around Sirius (artist's impression)
Insects Under the Electron Microscope Insects Under the Electron Microscope
White clover White clover
White alligator White alligator
Evolution from Supergiants to White Dwarfs Evolution from Supergiants to White Dwarfs
Video: Glycolysis Animation

For a complete list of videos, visit our video library