Questions tagged [species]

The basic unit of taxonomic classification.

25 questions with no upvoted or accepted answers
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9
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0answers
228 views

Do ring species exist?

In trying to understand evolution better, I have been looking at examples of speciation, and have thus come across the topic of ring species. I have tried to find concrete examples of how these work, ...
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83 views

How do similar looking carps, but belonging to different species, differ from each other?

There are some carps which differ in colour, or has some easily noticeable morphological differences. But apart from that, most of the carps look "almost" the same. How does one differentiate one ...
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Is this an Eastern Banjo Frog?

[ I found this little guy in my orchid on the upstairs balcony. I live at Sanctuary Point which is on the south coast NSW
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75 views

Worm Identification

Please identify the attached worm and larvae. Location: Payette, Idaho Approximate size: 1 mm Found in home.
3
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0answers
98 views

3cm Worm Found in a Glass of Tap Water - please help identify

3cm Stripy Worm Found in a Glass of Tap Water - please help identify. The worm was found in the beginning of July in a glass of tap water, in Ireland. It was about 3cm long, had a round shape and was ...
3
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0answers
2k 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 ...
2
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0answers
59 views

What is this tiny, transparent creature found in my home?

Found these in my bathroom, everything was literally crawling with them - there were thousands of those on walls, sink, bathtub... I have all surfaces were sprayed with chlorine spray and with bug ...
2
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0answers
255 views

What is the main difference between “Terminalia ivorensis” and “Bucida buceras”?

Google images yields photos of similar trees, but they have separate Wikipedia article. I want to know the major difference allowing to identify which is "Terminalia ivorensis" and "Bucida buceras".
2
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55 views

Can any one help id this bug or at least tell me if it could be biting my kids

We live on the gold coast in australia. We started looking into what these bugs were after my son became covered in severe bites. Hes always reacted a little bit to bites but this was intense. The ...
1
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0answers
29 views

Are there poisons that affect only mammals but not reptiles

Are there poisons that affect only mammals but not reptiles or crustaceans? E.g. hemotoxins which affect hemoglobin but not hemocyanin or specific Na+ channels? Looking for a "nice" poison/disease as ...
1
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0answers
9 views

Cross species effects of Apis mellifera queen pheromones

I am looking for studies that show effects of Apis mellifera queen pheromones on other species. An example of one such study is where A. mellifera queen pheromones deactivated the ovaries of ...
1
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0answers
40 views

What species of frog is this?

I was walking around outside my house when I found this little guy clinging to the outer wall of my house. The house in question is located in Indiana, United States. What is interesting to note is ...
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14 views

Mild introduction to selective advantage of intelligence/nervous systems in animals?

I have a general understanding of why intelligence, i.e. nervous systems in animals, is advantageous: processing information allows an animal to adapt to its environment dynamically and perform ...
1
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0answers
35 views

Anyone know what emerged from these cocoons?

Found a little universe in the back of a ceramic decoration I put up outside in summer...the concave back was full of grainy soil and several exited cucoons...anyone know what critter this is/was?!
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47 views

Can Anyone Tell Me , Which Insect or I think Moth Is This

Region : Asia ( India ) , Size is about : 4 cm . Since yesterday this Insect is in the same place . I don't know any other info , I was just curious to know about this Insect.
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69 views

Can someone identify this ant queen?

I know it's kind of hard to see but can anyone tell what it is?
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185 views

Why are there different species of bacteria?

The usual (high school or intro to bio) explanation for diversification of species comes from multicellular, usually sexually reproducing organisms, and seems to be closely tied to the biological ...
1
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1answer
114 views

Why are mules/donkeys aggressive when faced with predators but horses are not?

I came upon an interesting quote after going down the rabbit hole on a variety of subjects. While deep in the data, I came upon this quote oat and farm animal owners likes to have mules with their ...
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56 views

What is this soft cased worm-like creature?

Found this creature in the bathroom Features which ought to help for identification: Size = 1 cm Soft casing Can emerge from either end of its case and thus reverse the direction it crawls. Many ...
0
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0answers
20 views

Database of colors mapped to species

I was wondering about the physics of color, and now am interested in finding out if there are any resources (databases, text files, html tables, or pdf listings) of species and their associated colors ...
0
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14 views

Is it possible to make an estimate of how many species extincted before humans?

This article Species Extinction Happening 1,000 Times Faster Because of Humans? makes an estimate of the rate of extinction now and 200,000 years ago. I know it's difficult but since there are ...
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69 views

Tiny bug in Amman-Jordan

I saw this bug many times in my room this spring. Can any one help identifying it?!
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31 views

Any examples of a group of micro-organism that continuously spans two or more species classifications?

Are there any examples of a group of micro-organisms where two different, established species are designated and these two groups meet all aspects of the definition of species (perhaps can not ...
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2answers
82 views

Help me ID snake

Could someone please tell me if this is a cotton mouth? Found 2 on my back porch, one got away. Location: Fayetteville, AR (USA) [Note: there are several ponds nearby]
-2
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1answer
137 views

What is this tiny translucent worm I found on my desk?

I found this tiny critter crawling vertically up my speakers. It seems to crawl like a caterpillar, but strangely, every now and then, it stops, rears-up and look/ feel around. It looks sort of grey/...