Solved

Some Species of Birds Have Specific Adaptations of Their Circulatory

Question 66

Multiple Choice

Some species of birds have specific adaptations of their circulatory system to decrease heat loss to the environment. Those adaptations include which of the following?


A) increased red blood cell count
B) an enlarged spleen
C) countercurrent blood circulation
D) hemoglobin with a higher affinity for oxygen

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Unlock this Answer For Free Now!

View this answer and more for free by performing one of the following actions

qr-code

Scan the QR code to install the App and get 2 free unlocks

upload documents

Unlock quizzes for free by uploading documents