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MacArthur & Levin's measure of niche overlap formula

(3)
Hi, I want to calculate the extent honeybees (species k) overlaps on Leioproctus (species j). It should be that because 50% of Leioproctus forages on resource
Kit Prendergast
3
posts
May 20

X-radiography of cavity-nesting bees

(6)
Dear Jack, How do you tell even with specimens (not x-ray images) whether they are alive or dead? Cheers, Kit
Kit Prendergast
6
posts
May 20

Re: [Pollinator] Recent New York Times Articles

(5)
It also depends on us (the consumer) to finally give a push to our local nurseries. Maybe, this process of switching from big store to local store will make
Melina Lozano Duran
5
posts
May 17

New Features Added to Discover Life Identification Guides

(3)
Whoops didn't quite finish that email before sending. Note... In "COMPARE IMAGES" you can unclick groups of pictures to eliminate species. By playing around
Droege, Sam
3
posts
May 12

Plants Behaving Badly - Orchid Pollination

(3)
Dear Peter, Thanks for the link! About 4 years ago I let the producer use some of my Ophrys pollination footage from France & Belgium, and to my surprise I
Nicolas J. Vereecken
3
posts
May 11

is this acurate?

(6)
I don't know about the caffeine but bees do interact with the electric field on flowers:
Tonya Lander
6
posts
May 11

glycol traps and animal bycatch

(6)
Dear Emily, I have been using propyl glycol in vane traps to capture bees in Australia. The only vertebrate bycatch I have had are about 5 skinks and 2 geckos.
Kit Prendergast
6
posts
Apr 26

long term cup stands

(4)
We have also used the pre-looped garden stakes that Liz referred to very successfully. I’ll echo Liz that they are definitely not as cheap as wire, but still
Berry Brosi
4
posts
Apr 21

Critique of robotic pollinators

(4)
Hi I'm not such a fan since my 1st 'read' several yrs ago. Seems to be in league with a few other technologies for SPACE, The Final Frontier:solar vehicles
Nichola E. Thompson
4
posts
Apr 18

unusual (?) behavior

(6)
Friends, Thanks for the great leads. Anthophora and Colletes each look like possibilities. I'll pass along the photos. Maybe the witness saw enough to pick a
FLECKENSTEIN, JOHN (DNR)
6
posts
Apr 14

Niche overlap calculations

(4)
There are a couple of existing R packages that will do a number of calculations related to niche breadth. The ‘bipartite’ package is designed for network
Berry Brosi
4
posts
Apr 14

I.D.

(3)
Or Osmia taurus. Unlikely to be distinguished from the photo. T'ai Roulston On Apr 12, 2017, at 8:35 PM, 'Dave Hunter | Crown Bees'
Roulston, T'Ai H. (thr8z)
3
posts
Apr 12

Sex determination in all bees

(7)
There’s also haplodiploidy in mites, like Varroa. -Elaine Elaine Evans, PhD Assistant Extension Professor Dept of Entomology University of Minnesota
Elaine Evans
7
posts
Apr 11

Need an approsimately 1 minute video clip of bees and bee buzzing so

(3)
Also a couple of videos of buzz pollination of azaleas, not very good, but it may be possible to select the best parts:
insectpollinators
3
posts
Apr 5

Nectar composition

(6)
I believe that ICP-MS – a pretty standard method for elemental analysis – works on tiny quantities of substrate.
Stoner, Kimberly
6
posts
Apr 5
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