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Dr. Dolittle @DrDoScienceBlog

Comparative Physiologist, Proud member of the American Physiological Society (APS)

Joined June 2011
  • Tweets 1,271
  • Following 402
  • Followers 282
Photos and videos
Happy Halloween! Today, we examine some pretty spooky diets on LifeLines: lifelinesblog.com/2025/10/31… #Diet #animal #nature #science #foodfriday #Halloween2025 #Bats #frog
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Dr. Dolittle retweeted
Nature is Amazing ☘️
@AMAZlNGNATURE
26 Oct 2025
This place needs more baby Bears
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Check out my new flipboard magazine: Nature's Solutions and Lifelines flipboard.com/@drdolittle202… via @flipboard
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Primed for survival: How sea hares inspire new clues to protect the brain from low oxygen conditions such as stroke lifelinesblog.com/2025/10/25… #health #medicine #Stroke #science #animals #nature @AJPRegu

Primed for survival: How sea hares inspire new clues to protect the brain from low oxygen conditi...

Image of a sea hare from Wikimedia Commons Sea hares (Aplysia californica) live in coastal environments where oxygen levels can fluctuate unpredictably. Knowing this, researchers set out to explore…

lifelinesblog.com
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It seems that we are learning more every day about potential exposure to "forever chemicals", such as PFAS. A new study aimed to track PFAS movement through the food chain. Find out what they learned: lifelinesblog.com/2025/10/20…
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Of mice and men: Study reveals how exercise and age change muscles: lifelinesblog.com/2025/10/10… #exercise #health #wellness @AJPRegu
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Meet the Tuatara, New Zealand's living fossil. No, we are not talking about the luxury sports car. We are talking about a reptile that is even cooler... lifelinesblog.com/2025/08/22… #animals #reptile #biology #evolution #NewZealand #Tuatara (photo by Sid Mosdell via Wikimedia)
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Best Friend or Stress Test? According to the NIH, 68% of households in the United States have a pet. Pets are thought to help people by decreasing stress and…lifelinesblog.com/2025/08/15… #pets #dogs #health #stress #medicine Photo by Anna Tarazevich on Pexels.com
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Your body has a small amount of special fat, called brown adipose tissue and research shows it does way more that generate heat and burn calories. Find out more: lifelinesblog.com/2025/08/12… #BrownFat #Health #hibernation #weightloss #science #metabolism #medicine
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Dr. Dolittle retweeted
Shark Week
@SharkWeek
24 Jul 2025
A showdown between bull sharks turns chaotic when Paul de Gelder takes a surprise plunge 😳 Catch Bull Shark Showdown Friday at 10p as #SharkWeek continues on Discovery!
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Research shows that leadership roles can be stressful for both leaders and subordinates. Find out more on LifeLinesBlog: lifelinesblog.com/2025/07/24… #leader #health #stress #management #mentalhealth #medicine #animals lifelinesblog.com/2025/07/24…
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Happy Shark Week! In this LifeLinesBlog post, we explore the surprising risks of fasting in juvenile tiger sharks: lifelinesblog.com/2025/07/21… #diet #fasting #SharkWeek #health #animals #ocean

When fasting bites back: The bile dilemma in tiger sharks

Photo by Kris Mikael Krister, CC BY 3.0 via Wikimedia Commons Happy Shark Week!! In this post, we take a look at how fasting may harm young tiger sharks. Sharks LOVE to eat fish, which are packed w…

lifelinesblog.com
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As if drinking blood weren't bad enough, find out what other gross things mosquitoes do while drinking blood on LifeLinesBlog: lifelinesblog.com/2025/07/17… #animals #science #mosquitos #MosquitoControl #health #insects #medicine #summer

Mosquitoes suck! (and pee, too)

As if sucking our blood wasn’t bad enough, I was horrified to learn that mosquitoes also pee on us while they’re drinking. Yuck! In this time machine, we revisit a 1987 paper published in Physiolog…

lifelinesblog.com
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Red, White, and Bison: Celebrating Freedom and National Bison Month. Learn more about these remarkable animals: lifelinesblog.com/2025/07/04… #animals #science #winter #NationalBisonMonth #independenceday2025
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Time Machine: Is lactic acid really to blame for muscle fatigue? Find out the answer on LifeLinesBlog: lifelinesblog.com/2025/06/30… #exercise #fitness #health @APSPhysiology
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Ocean oddity: Find out how teleost fish stay hydrated in saltwater and maintain healthy ocean ecosystems: lifelinesblog.com/2025/06/19… #ocean #fish #animals #environment #science @APS_CEPS @APSPhysiology

Ocean oddity: how teleost fish stay hydrated in saltwater

Image from M Grosell, AM Oehlert. Staying hydrated in seawater. Physiology. 38(4): 178-188, 2023.  It may sound strange to hear that saltwater fish need to stay hydrated. After all, they live in wa…

lifelinesblog.com
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Check out these new findings about human and avian muscle adaptations to endurance exercise: lifelinesblog.com/2025/06/13… #exercise #athlete #science #animal #health #medicine #fitness
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Time Machine: Keeping it hot...or not. Taking a look at how body temperature is regulated in this foundational review from 1921 by Dr. Henry Barbour (Yale University): lifelinesblog.com/2025/06/04…

Time Machine: Keeping it hot…or not

Photo by Ketut Subiyanto on Pexels.com Photo of Dr. Barbour from McGill University. In todays’ Time Machine, we are taking a look back at a paper written by Dr. Henry Gray Barbour during his time i…

lifelinesblog.com
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Dr. Dolittle retweeted
BBC Wildlife@WildlifeMag
29 May 2025
An agile hunter of fish, learn more about this carnivorous, semi-aquatic mammal, including how to identify each of the 13 species found worldwide, habitat, diet and other key species facts. discoverwildlife.com/animal-…

Otter guide: where do they live, what do they eat, and how to identify them - Discover Wildlife

Learn more about this carnivorous, semi-aquatic mammal, including how to identify each otter species, habitat, diet and other species facts. 

discoverwildlife.com
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Dr. Dolittle retweeted
Popular Science
@PopSci
29 May 2025
By parking harbor seals in front of, essentially, an arcade, researchers got a better sense of how they navigate such cloudy waters. trib.al/bWwattz
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