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45 votes

I am trying to identify this bone I found on the beach at the Delaware Bay in Delaware. It is 2 1/2 inches wide and 1 1/2 tall

It's a pharyngeal tooth from a large fish like a drum or a parrot fish. The pharyngeal jaws are for grinding and also contain a pharyngeal mill, where larger and smaller teeth grind coarser and finer ...
bandybabboon's user avatar
  • 10.4k
21 votes

Large grey bird at creek mouth (east of Toronto)

I'm highly confident that this is a cormorant. I'm less certain of the species, but based on the location I would bet that it is a double-crested cormorant (perhaps a juvenile based on the head color/...
Bryan Krause's user avatar
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14 votes
Accepted

Bubbly foamed cone with insect inside

This is a very cool question! Thank you for providing a image and location The insect which made the spittle is in the Subfamily Aphrophorinae, which contains most if not all spittlebugs. Spittlebugs ...
Arrow's user avatar
  • 707
12 votes
Accepted

What is this insect (or spider)?

This is a true bug larvae - thus, an insect - you correctly counted six legs :) Characteristics of true bug larvae are the combination of the rostrum, the wing pockets and the dorsal scent glands (...
bathyscapher's user avatar
12 votes
Accepted

Dark, long-legged spider with long mouthparts in front, long "pincers" in the back and very short 3rd pair of legs (northern Taiwan)

From a browse through iNaturalist, I believe this is a member of the genus Hersilia also known as long-spinneretted bark spiders or two-tailed spiders. I have no idea which of the species this might ...
bob1's user avatar
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8 votes

What are these semi transparent pill-shaped things in the Mediterranean Sea?

Quick guess based on your low-quality photo: Reminds me of a pyrosome, a tube/rod-shaped, free floating colonial tunicate. According to here, Pyrosoma atlanticum is the only species found in the ...
theforestecologist's user avatar
8 votes
Accepted

Very small, light and dark "insects" - Italy - Infestation, healthy problems? - Insect identification

I suspect these will be bird mites. These are a range of species from two genera (Ornithonyssus and Dermanyssus) that mainly infest birds, but can also cause infestations in humans, causing a ...
bob1's user avatar
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7 votes

What are the three dots (eyes?) on the top of this wasp's head? What species might it be?

I don't know what species this is but a lot of bees and wasps have those three dots on their head. They are sort of eyes, but they can't actually make out images. They basically just detect light ...
Jeremiah's user avatar
  • 839
7 votes
Accepted

What kind of Bolivian spider is this? Is it a black widow?

Black widows (Latrodectus sp.) are in the Family Theridiidae, or Cobweb Weavers. Your spider's web is an orb web. Cobwebs are messy tangle webs while orb webs are the spiral-like planar polygon figure,...
JimN's user avatar
  • 2,014
7 votes
Accepted

Yellow fruit with calyx, long leaves

This is the Loquat (Eriobotrya japonica). Loqat, as the scientific name suggests are an asiatic plant propagated for their edible fruit. They are a large shrub to small tree form and have long, tough, ...
bob1's user avatar
  • 12.4k
6 votes

Skull of which animal ist it?

This will be one of the two-toed ungulate mammals (Artiodactyls), I think one of the smaller ones, probably in the family Bovidae, which includes the antelopes and goats as well as cows and sheep. ...
bob1's user avatar
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6 votes
Accepted

Yellow dandelion-like flowers emerging from beach in early spring

Not certain, but it looks pretty well like it could be Tussilago farfara (colt's foot or coltsfoot). It's a common invasive plant in your area. https://en.wikipedia.org/wiki/Tussilago https://www.fs....
Plantaloons's user avatar
6 votes
Accepted

What kind of plant is this? (looks like periwinkle)

You're correct, it's periwinkle. Common periwinkle is a low-growing mat-forming, vine-like perennial nonwoody plant with green, shiny, smooth stems that are woody at the base. It spreads by ...
anongoodnurse's user avatar
6 votes
Accepted

What snake is this? Is it venomous?

Looks like an eastern copperhead (Agkistrodon contortrix). It is one of 6 venomous snakes in Arkansas (of a total ~39 AR species; see University of Arkansas). See Herps of Arkansas for a nice range ...
theforestecologist's user avatar
6 votes
Accepted

Thistle-ish plant in Texas

I deleted my previous answer (which was correct but didn't ID the growth on the top) And am going to attempt to clear up all the issues related to this question and the image of the plant you provided ...
Arrow's user avatar
  • 707
5 votes
Accepted

Is this bug a termite?

This is a beetle rather than a termite: in comparison to a termite, most beetles have sclerotized forewings (so-called elytra) and from above, you can recognize its head, pronotum and forewings. ...
bathyscapher's user avatar
5 votes
Accepted

Identify this ladybug-like insect, with yellow eyes and cream spots

I think (without any expertise in this area, so take with a grain of salt), that this is a beetle in the genus Clinteria. This is a genus of beetles found in Asia and are relatively common. ...
bob1's user avatar
  • 12.4k
5 votes
Accepted

What is this cocoon (if that is what it is)?

I guess, I figured it out: it seems to be an abandoned cocoon of a wasp spider (Argiope bruennichi). Images for comparison are found on Wikimedia Commons and on iNaturalist. Only thing that puzzles me ...
bathyscapher's user avatar
5 votes

Bubbly foamed cone with insect inside

The larvae of "froghoppers" are called "spittlebugs" because they make these little balls that look like foamy spit to protect themselves: https://hort.extension.wisc.edu/articles/...
Bryan Krause's user avatar
  • 46k
5 votes

What is this insect (possibly a cockroach)?

The bug pictured is not an Oriental coachroach but a female Uhler's Wood Cockroach (Parcoblatta uhleriana). And according to wikipedia: Parcoblatta uhleriana, the Uhler's wood cockroach, is a species ...
Arrow's user avatar
  • 707
4 votes
Accepted

Help identify parasitic plant on oak seedling

I think these are galls produced by a wasp in the genus Andricus. Here are some produced by A. polyceras: However, there are many species in this genus so more detail would be needed to narrow it ...
Darlingtonia's user avatar
  • 2,589
4 votes

Identification of black-and-white striped jumping insect?

Due to the chewing mouthparts, the greatly developed femurs specifically adapted for jumping (what fits well with the OP's observation of jumping behaviour), prominent compound eyes and long, ...
bathyscapher's user avatar
4 votes

Mystery bug photographed in Brasil

From this photo (beautiful shot, btw!) you can see that it must be a true bug - admittedly, the diagnostic characteristics are hard to spot, but I will try to walk you there. Most apparently, we see ...
bathyscapher's user avatar
4 votes
Accepted

I’ve been searching the internet for days and I can’t seem to find out what insect this is, can anyone help?

Counting the legs (4 on each side, so 8 in total), it must be a spider. According to the compact body shape and the relatively large "head" (prosoma), I guess it must be a jumping spider (...
bathyscapher's user avatar
4 votes

Can anyone identify a fungus with a tiny fruiting body that I found in a plant pot

I took a look with a magnifying glass and found the fruiting bodies of 'Bird's Nest Fungi' that eat dead plant material. So the answer is 'Bird's Nest Fungus'.
Nate Lockwood's user avatar
4 votes

Unknown insect in southern Kansas

This is a male Metric Paper Wasp (Polistes metricus). Bugguide is an an authoritative source for arthropods in North America and describes these as: Very dark--abdomen is black... thorax dark reddish-...
JimN's user avatar
  • 2,014
4 votes

What bird species were featured on this album?

There are two species of bird shown in the illustration. The one on the left is Eupetomena macroura, the swallow-tailed hummingbird. This bird lives in eastern South America, primarily Brazil. The ...
mgkrebbs's user avatar
  • 9,054
4 votes
Accepted

What kind of spider is this (from Bangladesh)?

Only three Sparassidae (huntsman spider) species have been observed in Bangladesh on iNaturalist. Only one looks anything like the individual in your photo: Heteropoda venatoria. I venture it's a male ...
Sorghum's user avatar
  • 56
4 votes

Is this woodlouse or bed bug?

The insect on the first image is a ladybeetle, likely the Asian ladybeetle (Harmonia axyridis), a species which is well-known to enter buildings, especially for overwintering. The subsequent photos ...
bathyscapher's user avatar
4 votes
Accepted

What Causes the White Layer on These Leaves?

The major problem your plant has here is a very heavy scale insect (Coccomorpha) infestation. These are sucking insects that bite into the veins of plants and suck the sap. They are related to aphids, ...
bob1's user avatar
  • 12.4k

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