Piter Boll

39 posts · 25,543 views

Sort by Latest Post, Most Popular

View by Condensed, Full

  • February 1, 2016
  • 03:59 PM
  • 311 views

The tegu lizard and the origin of warm-blooded animals

by Piter Boll in Earthling Nature

by Piter Kehoma Boll Warm blood is the popular way to refer to endothermy, the ability that certain animals have to maintain a high body temperature by the use of heat generated via metabolism, especially in internal organs. Mammals and birds … Continue reading →... Read more »

  • January 25, 2016
  • 11:52 AM
  • 406 views

Zika virus and the negligence towards health research in poor countries

by Piter Boll in Earthling Nature

by Piter Kehoma Boll About a year ago, almost nobody on the whole world was aware of the existence of a virus named Zika virus and the illness it may cause in humans, the Zika fever or Zika disease. But … Continue reading →... Read more »

  • January 17, 2016
  • 08:00 AM
  • 271 views

The blacker the better… especially in Chernobyl

by Piter Boll in Earthling Nature

by Piter Kehoma Boll We all know that plants use chlorophyll and other pigments to harvest energy from light and store it in synthesized molecules, a phenomenon called photosynthesis. It’s chlorophyll that makes plants (all well as some bacteria and … Continue reading →... Read more »

  • January 10, 2016
  • 07:00 AM
  • 297 views

Endosperm: the pivot of the sexual conflict in flowering plants

by Piter Boll in Earthling Nature

by Piter Kehoma Boll The theory of sexual selection, based on the idea that there are conflict of interests between males and females, is quite recognized, but almost entirely focused on animals, especially dioecious animals, i.e., animals in which males … Continue reading →... Read more »

Maruyama, D., Hamamura, Y., Takeuchi, H., Susaki, D., Nishimaki, M., Kurihara, D., Kasahara, R., & Higashiyama, T. (2013) Independent Control by Each Female Gamete Prevents the Attraction of Multiple Pollen Tubes. Developmental Cell, 25(3), 317-323. DOI: 10.1016/j.devcel.2013.03.013  

Schärer, L., Janicke, T., & Ramm, S. (2015) Sexual Conflict in Hermaphrodites. Cold Spring Harbor Perspectives in Biology, 7(1). DOI: 10.1101/cshperspect.a017673  

  • May 1, 2015
  • 07:00 AM
  • 152 views

Biological fight: the case of artificial stimuli in behavior research

by Piter Boll in Earthling Nature

by Piter Kehoma Boll The study of animal behavior is an important approach to understand several aspects on the ecology and the evolution of living beings, both from the analyzed animals themselves and the species with which they interact. For … Continue reading →... Read more »

  • January 30, 2015
  • 07:00 AM
  • 512 views

Friday Fellow: ‘Orange Jaguar Snail’

by Piter Boll in Earthling Nature

by Piter Kehoma Boll Last week I introduced a land planarian that feeds on land snails, Obama ladislavii, or, as I called it, the Ladislau’s flatworm. Therefore, today, I thought it would be great to present a similar situation occurring … Continue reading →... Read more »

  • January 23, 2015
  • 01:21 PM
  • 206 views

Sexta Selvagem: “Planária-de-Ladislau”

by Piter Boll in Natureza Terraquea

por Piter Kehoma Boll Hoje apresentarei a vocês outra planária terrestre, e uma que eu particularmente gosto. Seu nome binomial é Obama ladislavii (antigamente Geoplana ladislavii) e, como a maioria das planárias terrestres, ela não tem um nome popular, apesar … Continuar lendo →... Read more »

  • January 23, 2015
  • 01:21 PM
  • 670 views

Friday Fellow: ‘Ladislau’s Flatworm’

by Piter Boll in Earthling Nature

by Piter Kehoma Boll Friday fellow is back! After almost a year, I decided to go on with it. Actually, I interrupted it because of several other activities there were requiring my attention. Now let’s move on! Today I will … Continue reading →... Read more »

  • January 14, 2015
  • 06:18 PM
  • 578 views

Pooping to evolve: how feces allowed us to exist

by Piter Boll in Earthling Nature

by Piter Kehoma Boll Billions of years ago, when the first lifeforms appeared on Earth, our planet was very different from what it is today. Oxygen, so essential for our survival, was not present in the atmosphere. Thanks to the … Continue reading →... Read more »

Holland, H. (2006) The oxygenation of the atmosphere and oceans. Philosophical Transactions of the Royal Society B: Biological Sciences, 361(1470), 903-915. DOI: 10.1098/rstb.2006.1838  

Turner, J. T. (2002) Zooplankton fecal pellets, marine snow and sinking phytoplankton blooms. Aquatic Microbial Ecology, 57-102. info:/

  • July 14, 2014
  • 05:58 PM
  • 152 views

A abelha poliglota

by Piter Boll in Natureza Terraquea

por Piter Kehoma Boll Comunicação é essencial para humanos, e também é para outros animais que vivem em grupos. Um fato interessante é que, mesmo que humanos modernos somente tenham surgido cerca de 200 mil anos atrás, o número de línguas … Continuar lendo →... Read more »

  • July 14, 2014
  • 05:58 PM
  • 274 views

The polyglot bee

by Piter Boll in Earthling Nature

by Piter Kehoma Boll Communication is essential for humans, and so it is for other animals that live in groups. It is intersting that even though modern humans only came to be about 200,000 years ago, the number of languages … Continue reading →... Read more »

  • July 11, 2014
  • 07:33 PM
  • 276 views

Elephants don’t have fun painting

by Piter Boll in Earthling Nature

by Piter Kehoma Boll Elephants are considered animals of high intelligence and social complexity, able to solve puzzles, use tools, show empathy and have self-awareness. Moreover, of course, they have an amazing memory. When in captivity, elephants use to become … Continue reading →... Read more »

  • July 11, 2014
  • 07:33 PM
  • 174 views

Elefantes não se divertem pintando

by Piter Boll in Natureza Terraquea

por Piter Kehoma Boll Elefantes são considerados animais de inteligência elevada, com alta complexidade social, capazes de resolver problemas, usar ferramentas, ter empatia e reconhecer a si mesmos. Além disso, é claro, possuem uma memória surpreendente. Quando em cativeiro, elefantes … Continuar lendo →... Read more »

  • April 9, 2014
  • 09:08 PM
  • 966 views

The New Guinea flatworm visits France – a menace

by Piter Boll in Earthling Nature

by Piter Kehoma Boll For as long as life exists, it spreads. Organisms move (even if only as gametes or spores) and conquer new environments if they fit. If it wasn’t so, life wouldn’t be found all over the world. … Continue reading →... Read more »

  • March 28, 2014
  • 07:57 AM
  • 592 views

Friday Fellow: Tropical Kingbird

by Piter Boll in Earthling Nature

by Piter Kehoma Boll This is the first bird featured in Friday Fellow and I have chosen it for a special reason: it’s binomial name is Tyrannus melancholicus, the melancholic tyrant. Isn’t it almost poetic? Found from southern United States to the … Continue reading →... Read more »

Legal, E. (2007) Aspectos da nidificação do siriri, Tyrannus melancholicus (Vieillot, 1819), (Aves, Tyrannidae) em Santa Catarina. Atualidades Ornitológicas On-line, 51-52. info:/

  • March 26, 2014
  • 05:06 PM
  • 546 views

The lack of taxonomists and its consequences on ecology

by Piter Boll in Earthling Nature

by Piter Kehoma Boll I have already written about the problems of taxonomy in small and not-so-cute groups in a previous post, where I talked about the fact that several species, after being described, are completely ignored for decades or centuries. … Continue reading →... Read more »

Carbayo, F., Leal-Zanchet, A. M., & Vieira, E. M. (2001) Land planarians (Platyhelminthes, Tricladida, Terricola) as indicators of man-induced disturbance in a South Brazilian rainforest. Belgian Journal of Zoology, 223-224. info:/

  • March 21, 2014
  • 07:52 AM
  • 703 views

Friday Fellow: Quindio Wax Palm

by Piter Boll in Earthling Nature

by Piter Kehoma Boll So our Friday Fellow is back! After almost a year… but it is! To restart this section, I decided to talk about an interesting plant which can be found in the region where the mysterious Leimacopsis terricola … Continue reading →... Read more »

Bernal, R., & Sanín, M. J. (2013) Los palmares de Ceroxylon quindiuense (Arecaceae) en el Valle de Cocora, Quindío: perspectivas de un ícono escénico de Colombia. Colombia Florestal, 16(1), 67-79. info:/

  • March 19, 2014
  • 01:42 PM
  • 699 views

What on Earth is Leimacopsis terricola? A flatworm mystery.

by Piter Boll in Earthling Nature

by Piter Kehoma Boll Oh, ye olde times… The 18th and 19th centuries were well marked by great worldwide expeditions by naturalists aboard ships travelling all around the world. Charles Darwin is certainly the most famous of them, but he … Continue reading →... Read more »

  • January 2, 2014
  • 09:42 PM
  • 998 views

One more delusional williamsonist: Peter Duesberg and his theory of AIDS conspiracy

by Piter Boll in Earthling Nature

by Piter Kehoma Boll As already alerted by Ted Goertzel (2010): “Conspiracy theories that target specific research can have serious consequences for public health and environmental policies”. The above quote is in the article from 2010 published in EMBO reports by … Continue reading →... Read more »

  • May 30, 2013
  • 07:57 PM
  • 802 views

Acoelomorpha: A Phylogenetic Headache

by Piter Boll in Earthling Nature

by Piter Kehoma Boll Take a look at these guys: It’s a member of the group Acoelomorpha, animals which are still a puzzle in phylogeny. That means no one knows for sure where in the animals’ evolutionary tree they are … Continue reading →... Read more »

Egger, B., Steinke, D., Tarui, H., De Mulder, K., Arendt, D., Borgonie, G., Funayama, N., Gschwentner, R., Hartenstein, V., Hobmayer, B.... (2009) To Be or Not to Be a Flatworm: The Acoel Controversy. PLoS ONE, 4(5). DOI: 10.1371/journal.pone.0005502  

Hejnol, A., Obst, M., Stamatakis, A., Ott, M., Rouse, G., Edgecombe, G., Martinez, P., Baguna, J., Bailly, X., Jondelius, U.... (2009) Assessing the root of bilaterian animals with scalable phylogenomic methods. Proceedings of the Royal Society B: Biological Sciences, 276(1677), 4261-4270. DOI: 10.1098/rspb.2009.0896  

Philippe, H., Brinkmann, H., Copley, R., Moroz, L., Nakano, H., Poustka, A., Wallberg, A., Peterson, K., & Telford, M. (2011) Acoelomorph flatworms are deuterostomes related to Xenoturbella. Nature, 470(7333), 255-258. DOI: 10.1038/nature09676  

join us!

Do you write about peer-reviewed research in your blog? Use ResearchBlogging.org to make it easy for your readers — and others from around the world — to find your serious posts about academic research.

If you don't have a blog, you can still use our site to learn about fascinating developments in cutting-edge research from around the world.

Register Now

Research Blogging is powered by SMG Technology.

To learn more, visit seedmediagroup.com.