Toby Koosman
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tkoosman.bsky.social
Toby Koosman
@tkoosman.bsky.social
43 followers 60 following 63 posts
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tkoosman.bsky.social
Five color acorn
September 24, 2025 at 5:07 PM
tkoosman.bsky.social
Two-lined salamander (Eurycea sp.)
30 Jul 2025 Tennessee USA
#salamander #herps
July 31, 2025 at 10:35 PM
tkoosman.bsky.social
Hexalectris spicata or crested coralroot, a mycoheterotrophic orchid (parasitic on fungi, does not photosynthesize)
28 Jul 2025 Tennessee USA
July 31, 2025 at 10:30 PM
tkoosman.bsky.social
Bad-winged moths (Dyspteris abortivaria) making more of their bad-winged selves for #MothWeek
24 Jul 2025 Union County, Tennessee USA
July 26, 2025 at 7:42 PM
tkoosman.bsky.social
Spring peeper, Pseudacris crucifer
10 Jul 2025
Union County, Tennessee USA
July 11, 2025 at 7:48 PM
tkoosman.bsky.social
Eastern pondhawk, Erythemis simplicicollis
3 Jul 2025 Tennessee USA
July 4, 2025 at 2:27 AM
tkoosman.bsky.social
Hemaris diffinis (snowberry clearwing moth) on Monarda fistulosa
3 Jul 2025 Tennessee USA
July 4, 2025 at 2:23 AM
tkoosman.bsky.social
Orange sulphur (Colias eurytheme) on daisy fleabane (Erigeron sp.)
9 Jun 2025 Tennessee USA
June 10, 2025 at 5:22 PM
tkoosman.bsky.social
Maevia inclemens or dimorphic jumping spider. The males have two color morphs, the other one is striped all over with orange pedipalps. After I took a few photos he jumped
9 Jun 2025 Tennessee USA
June 9, 2025 at 10:39 PM
tkoosman.bsky.social
My second favorite thing to see on a pawpaw tree

Zebra swallowtail (Eurytides marcellus) ovipositing on Asimina triloba
5 Jun 2025 Tennessee USA
June 6, 2025 at 2:29 AM
tkoosman.bsky.social
I lost count of how many females I saw ovipositing today! This is the only one that had any respect for the lighting requirements of photography though
Magicicada septendecula on Lindera benzoin (spicebush)
4 Jun 2025 Union County, Tennessee USA
Periodical cicada (Magicicada septendecula) ovipositing on a spicebush (Lindera benzoin)
June 5, 2025 at 5:19 AM
Reposted by Toby Koosman
dradriansmith.bsky.social
Finally checked off "rove beetle wing folding" from my need to film list. New video up now: youtu.be/uvXxiUjw-xY
May 26, 2025 at 7:25 PM
tkoosman.bsky.social
Here's the bug porn you've all been waiting for

21 May 2025 Tennessee USA, Magicicada cassini
#cicada #BroodXIV
May 21, 2025 at 10:35 PM
tkoosman.bsky.social
These bugs take their time while their fans wait to capture that moment
Brood XIV Magicicada eclosing
18 May 2025 Tennessee USA
May 19, 2025 at 6:44 AM
tkoosman.bsky.social
Newly eclosed Magicicadas
12 May 2025
Union County, Tennessee USA
May 13, 2025 at 9:17 PM
tkoosman.bsky.social
Brood XIV periodical cicada showing up early for the festival
(female Magicicada septendecim)
1 May 2025 Union County, Tennessee USA
May 1, 2025 at 10:02 PM
tkoosman.bsky.social
I caught this zebra swallowtail ovipositing on its host plant Asimina triloba (pawpaw)
29 Apr 2025 Tennessee USA
April 30, 2025 at 8:38 PM
tkoosman.bsky.social
I was sitting on the trail near a site where I usually see twinleaf flowering about now, contemplating how close my government might be to accidentally detonating a nuke, when I noticed a tiny stalk of paired leaves emerging. Spring is late.

25 Mar 2025, Union County, Tennessee USA
March 26, 2025 at 1:38 AM
tkoosman.bsky.social
More bloodroot - Sanguinaria canadensis
24 Mar 2025 Union County, Tennessee
March 25, 2025 at 3:14 AM
tkoosman.bsky.social
My favorite fern showing up - Ophioglossum pycnostichum, Southern Adder's Tongue
19 Mar 2025 Union County, Tennessee USA
March 20, 2025 at 10:29 PM
tkoosman.bsky.social
Female (first two) and male flowers (#3) of Lindera benzoin (spicebush), 14 Mar 2025 Union County, Tennessee
March 15, 2025 at 2:13 AM
tkoosman.bsky.social
Bloodroot (Sanguinaria canadensis) grows wild on my property and I am in love with it. Union County, Tennessee 13 Mar 2025
March 13, 2025 at 10:53 PM
tkoosman.bsky.social
Great Horned Owlets
10 Mar 2025 Knoxville, Tennessee USA
March 11, 2025 at 2:19 AM
tkoosman.bsky.social
On the property today, still winter birds like this hermit thrush and the first spring ephemerals, cutleaved toothwort or as I like to call it cutthroat toothleaf
Union County, Tennessee USA
March 8, 2025 at 10:29 PM
tkoosman.bsky.social
White-throated Sparrow takes a dive
26 Jan 2025 Tennessee USA
January 26, 2025 at 10:22 PM