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The miracle of self-reflection. Column in ComputerreOnline #54
And we, as well as other animals, create mental models of processes occurring beyond ourselves. Both we and they incorporated Newton’s laws into their models long before these laws were expressed in mathematical form.
April 8. Marking Common Toads During Spawning
Common toad spawning has begun! This is already the thirteenth spawning season during which we mark toads at Iskiv Pond, identifying recaptures from previous years. The work is quite labor-intensive, but the data obtained are worth the effort. This year, second-year students and young naturalists from Kharki...
Subclass Synaptosauria
A group of lizard-like animals characterized by a distinctly expressed upper (parapsid) fenestra.
April 5, 2012. From Haidar to Zmiyiv
Having confirmed that the first individuals were arriving at the common toad spawning site, we walked back to Zmiyiv on foot. To keep the previous page of photos taken at the ponds and their surroundings from being too long, I'm posting the photos taken during the return trip here.
April 5, 2012. Iskiv Pond and Koryakiv Ravine (photo report)
The spawning season of common toads is approaching. This is a report from a scouting trip. We caught the very, very beginning... Continuation is here.
The miracles of self-deception. Column in ComputerreOnline #53
If I were doing this for myself, it would be immoral. But for ... (insert the appropriate: Science, Democracy, Patriotism, Family Values, Faith, the State, the Nation, Freedom, the Good of the Company, the People…) I must do it.
Guests from the Past. Column in KomputerraOnline #52
We are more anachronistic than Rip Van Winkle; we were shaped by long-vanished epochs. Our biological foundation has remained unchanged, while our way of life and our social roles have changed fundamentally.
Dvurechansky Park Logo Proposals
The competition is over. The decision has been made. Logo proposal No. 4, submitted by Maryna Kryvokhyzhaya, has been selected. Below is the final version.
IV. Amphibia sensu lato-02. Origin of the larval-like body form and some features of Anura
The largest group of amphibians — the order Caudata — is characterized by a distinctive syndrome (a stable combination) of morphological traits. What determined this syndrome — the salamander-like body form?
Zoology 2012. Module II Test Results
For now, only the Module II test results (together with Module I test results). After I receive the oral examination results from the instructors who lead practical sessions, I will post the total points each student receives for these two modules.
IV. Amphibia sensu lato-03. Life Cycle and Spawning of Lissamphibia
The key to understanding the lifestyle peculiarities of extant lissamphibians is their life cycle. Here it is illustrated using select amphibians of the Kharkiv region as examples. Unfortunately, the distinctive features of the lissamphibian life cycle also render them particularly vulnerable. Among other things, these features are important for...
IV. Amphibia sensu lato-06. Order Gymnophiona — Caecilians
A brief overview of the smallest and most peculiar order of modern amphibians
IV. Amphibia sensu lato-09. Order Anura — Tailless Amphibians. Parts II and III — Hylidae, Bufonidae and related families
The second part of the description of tailless amphibian diversity
Supports of Altruism. Column in ComputerreOnline #51
{"title":"","summary":"","body":"A characteristic feature of altruistic behavior in many animals, including humans, is that it concerns only individuals belonging to certain groups."}
Congratulations to Olya Mikhailova and Nastya Kechedzhi on winning the competition!
At the All-Ukrainian competition of student research papers in Zaporizhzhia, the work by Olga Mikhailova and Anastasia Kechedzhi on the study of gametogenesis in green frogs took III place. Notably, our works on frogs have been winning places at this competition for the third year in a row, and it …
March 17. Eskhar, Continuation of the Field Season
Last time the frogs were very hard to catch, but we need them for our work. We had to go again. The weather was not much different from last time — only it was cloudier, and the mud on the approach to the warm water canal had become more waterlogged. …
Results of the Student Biology Olympiad
The student biology Olympiad revealed two strong leaders. They will represent our university at the all-Ukrainian Olympiad in Lutsk.
Altruism and Simpson's paradox. Column in ComputerreOnline #50
In different conditions, the greatest success is provided by different behavioral forms – sometimes purely selfish, sometimes antagonistic, but quite often also altruistic.