Which animal has three hearts?

giraffe
short-eared owl
cuttlefish
there is no such animal
Cut­tle­fish is a Cephalo­pod. Cephalopods are char­ac­ter­ized by three hearts. Central heart and two ad­di­tion­al gill hearts (branchial hearts) at the base of their gills. They have two cir­cu­la­to­ry systems: big (heart-­body-gill heart) and small (gill heart-gill­s-­heart).

Answers distribution

giraffe
short-eared owl
cuttlefish
there is no such animal
answers
flagSweden
0%
0%
80%
20%
15
flagthe Netherlands
0%
0%
76%
23%
13
flagthe United States
6%
0%
75%
16%
106
flagFrance
0%
0%
75%
25%
12
flagRussia
9%
0%
72%
9%
11
flagthe United Kingdom
2%
7%
70%
18%
113
flagIndia
5%
8%
69%
13%
36
flagPoland
2%
7%
67%
22%
5247
flagGermany
6%
8%
63%
21%
61
flagNorway
5%
5%
60%
30%
20
flagUnknown
2%
7%
58%
30%
280
flagUkraine
0%
5%
55%
38%
18
flagRepublic of Ireland
0%
11%
52%
35%
17

Gender

men66%
women62%
giraffe
2%
3%
short-eared owl
6%
6%
cuttlefish
66%
62%
there is no such animal
23%
26%

Details

Author: bookfreak
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