For context, the activity of almost 5,000
dung beetles from 53 species was recorded within the largest logging concession in the Brazilian Amazon, covering 544,000 hectares of native forest — an area 3.5 times that of London.
Not exact matches
Beetles typically reduce methane gas wafting off
dung, but pats
from treated cows showed a 1.8-fold increase in methane output.
Their findings reveal that
dung beetles were much more frequent in the previous interglacial period (
from 132,000 to 110,000 years ago) compared with the early Holocene (the present interglacial period, before agriculture,
from 10,000 to 5,000 years ago).
Apart
from the two new
dung beetles, formally called Onthophagus clavijeroi and Onthophagus martinpierai, the present paper also provides theories about the current distributions of these insects across the Mexican mountains and their putative evolutive relationships.
What they found was that the
dung beetles rolled in straight paths and made it to the periphery quickly using natural light
from the moon or a moonless starry sky.
Dung beetles «see about 1000 times better than honey bees, which have the best daytime vision,» explains James Gould, an evolutionary biologist and an expert in insect communication and navigation
from Princeton University.
One of the largest and most important groups of
dung beetles in the world evolved
from a single common ancestor and relationships among the various lineages are now known, according to new research by an entomologist
from Western Kentucky University.
To give their young a start in life, female
dung beetles — which have much larger horns than males — make balls of
dung, called brood balls,
from cowpats and bury them underground.
So they trapped airborne
dung beetles in a Swaziland savanna by hanging up a transparent sheet and selected one individual
from each of 10 species to dissect.
«When you combine the current increase in meat consumption around the world with the steep declines in many
dung beetle species, overall emissions
from cattle farming can only increase.»
Illustrated in ruddy, earth - toned illustrations, this collection of poems catalogs the animal residents of the African savanna,
from the diminutive
dung beetle to the massive elephant and titular wildebeest.
Marvel at the sight of humpback whales as they spout and gambol close to the shoreline and experience a close - up encounter with Africa's spectacular wildlife,
from the mighty elephant to the captivating
dung beetle.
Now why would a
dung -
beetle possibly be wanting to collect fruit, aside
from looking like a boss collecting it?
[T] he standing value of timber dropped
from $ 10,460 per hectare to $ 2,010 per hectare after two logging rotations, yet these forests retained over 75 percent of bird and
dung beetle species found in primary unlogged forest.