Questions looking to find the name of a specific species of organism. Please include as much information as possible on habitat (esp. where in the world you found the organism) and behavior, and ideally provide images.

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2
votes
3answers
73 views

What type of tree is this?

This is a tree that I have been growing. I'm wondering if this is a mulberry, and if so, what kind? Location is Arizona.
3
votes
1answer
69 views

Identification of a small mammal

Could someone help with identification of this small mammal? Is it a possum? A dormouse? It was photographed in Sukhumi botanical garden, in Abkhazia (west of Georgia, on the shores of the black ...
1
vote
1answer
41 views

What nocturnal animal sound am I hearing in the trees in Maine?

Every year, during late summer nights (usually around 9:00 pm) in Maine, I hear a noise coming from high up in the trees. The trees I hear it from are mostly maple or conifer, but where I live there ...
0
votes
1answer
26 views

Why does a dichotomous key offer only two choices at each step?

Why does a dichotomous key offer only two choices at each step? Is it mainly for simplicity?
5
votes
0answers
32 views

What type of tree is this?

I photographed this group of trees a couple of years ago at the northern tip of Prudence Island in Narragansett Bay. Any idea what species these are?
5
votes
0answers
43 views

Two different Leucochloridium infected snails - different species?

In the last three days, I have found two snails infected by some species of Leucochloridium. I found them in my garden in the south-west of Sweden. Now I'm wondering if they are the same species or ...
4
votes
0answers
71 views

What is this spider, and what is this object that emerged from its rear end?

I was observing this spider (caught in a Petri dish) under my microscope, when I noticed that a small, round object emerged from its rear end. It appeared to be black and white in appearance. I am ...
4
votes
0answers
31 views

How to differentiate between similar looking carps efficiently?

Carps look almost the same (e.g - Rohu, Catla). So, is there a specific distinguishing set of characteristics to help determine their species just by looking at them from afar (or maybe in some other ...
3
votes
0answers
65 views

What kind of spider is this and is it dangerous?

Found this spider on my couch the other day in Steubenville, Ohio. The spider is about 2.5cm to 4cm long.
3
votes
0answers
47 views

Aloe species identification

I am trying to find out which species these are. Someone claimed they were Aloe Vera, but I am skeptical as I have never seen Aloe Vera with that kind of growth. These look more like Aloe Juvenna to ...
3
votes
0answers
51 views

What is the name of this plant, from Bangladesh?

This is a small plant from my backyard. I have found the flower closes in the evening.
3
votes
0answers
52 views

Caterpillar identification

It has since cocooned I think but it was a weird circumstance. I kept adding leaves for it to eat, and it decided it was done, and cocooned under a wilted leaf. I'm wondering if anyone can ID the ...
3
votes
0answers
88 views

What is this ground dwelling, funnel web spider in Montana?

I've killed dozens of what appears to be the same type of spider. I've included pictures of 2 individuals. I've seen them in all sizes from 1-4". I'm in Missoula Montana. They're aggressive, they ...
3
votes
0answers
68 views

Looking for a dichotomous key to identify primates

I'm looking for a dichotomous key to identify primates by physical and possibly geographical traits. Any format is fine (print, web, mobile app, etc.). Other than classroom activities and genetic ...
3
votes
0answers
153 views

What is the name of this bird?

Does anyone know the name of the bird in the pictures? It was found in the south of Spain in the month of June. (it is certainly neither a house sparrow nor a swallow nor a robin). Thanks for the ...
3
votes
0answers
139 views

Green feather-like formations in tap water - what is it? (with pictures)

These things recently appeared in my tap water Copenhagen Denmark, this summer 2013. They are very small, and have a feather like structure. I've called the water supply, and they thought that it was ...
2
votes
0answers
48 views

What are the identifying characteristics of a Jellyfish?

I was walking down the beach today (Wollongong Australia, near Sydney) and saw this Jellyfish washed up on the beach. Then I saw another. I wanted to work out what type it was but didn't know ...
1
vote
0answers
28 views

What is the species of this butterfly?

What is the species of this butterfly?
1
vote
0answers
29 views

Identifying Bacteria

I have a symbiotic colony of bacteria and yeast (SCOBY) that I'm trying to identify. How would I go about determining what the bacteria is? I can do spectophotometry, thermocycling, gel ...
0
votes
0answers
54 views

Hemiptera sp. nymph?

Hemiptera sp. nymph? Which species is this Hemiptera nymph? Thank you!
0
votes
0answers
52 views

Hemiptera sp preimago?

Which species of Hemiptera is this preimago, seen in 2015 in Rome?