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Beaver in the Buttercups🦫

Photo: Charlie Marshall · CC BY 2.0

SpeciesRodentiaCastoridae
Mammals

🦫Eurasian beaver

Castor fiber Linnaeus, 1758

Bobr evropský (Castor fiber) je až metr dlouhý, zavalitý hlodavec s hustou srstí a dlouhým plochým ocasem. Je zcela přizpůsoben životu ve vodě. Buduje soustavy kanálů, nor a bobřích hrází. Jeho potravu tvoří větvičky, lýko a různé byliny.

Text: Wikipedia, CC BY-SA 4.0.

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Photos
4
Measurements
11
vs you
≈ a third of your weight
Also called
Castor fiber
Conservation status
LCLeast concern

IUCN Red List assessment, 2021.

Population trendIncreasing
Key measurements
Body mass
19 kg
Body length
0.77 m
Shoulder height
not recorded
Top speed
not recorded
Bite force
not recorded
Maximum lifespan
35 years
All measurements ↓
Facts and figures

Everything we know about the Eurasian beaver

Typical adult figures. Where a value is an estimate rather than a measurement, it says so.

Body mass
19 kg
COMBINE
Other figures ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Figures vary

  • 25 kgAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: low
Body length
0.77 mestimated
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Brain mass
45 g
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Maximum lifespan
35 years
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Generation length
9.02 years
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Age at maturity
2.8 years
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Gestation
107 days
COMBINE
Other figures ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Figures vary

  • 105 daysAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: low
Litter size
about 3
COMBINE
Other figures ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Figures vary

  • 3AnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: low
Trophic level
Herbivore
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Activity cycle
Crepuscular / mixed
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Volume l
19 Laverage
Details ↓

Body mass at ~1.0 kg/L, the density of vertebrate tissue.

estimated = a model's estimate for a species nobody has measured; average = a mean across sexes or species in a group.

Not recorded for Eurasian beaver yet: shoulder height, top speed, bite force.

Where it sits

Family tree

  1. kingdomAnimalia
  2. ›phylumChordata
  3. ›classMammalia
  4. ›orderRodentia
  5. ›familyCastoridae
  6. ›genusCastor
  7. ›speciesCastor fiber
Full lineage
  1. classMammals · Mammalia
  2. orderRodents · Rodentia
  3. familyCastoridae
  4. genusCastor
All 14 branches ↓
  1. kingdomMetazoa
  2. phylumChordata
  3. subphylumCraniata
  4. subphylumVertebrata
  5. superclassGnathostomata
  6. superclassSarcopterygii
  7. superclassTetrapoda
  8. classMammals · Mammalia
  9. subclassTheria
  10. superorderEuarchontoglires
  11. orderRodents · Rodentia
  12. suborderCastorimorpha
  13. familyCastoridae
  14. genusCastor
More

More about the Eurasian beaver

Closest relative on this site
🦫 Canadian beaver — last shared an ancestor ≈ 4.0 million years ago.
What it eats
leaves, roots and other plants100%
In other languages
Europäischer Biber (de), bóbr europejski (pl), 유럽비버 (ko), Castor d'Europe (fr), Castor fiber (es), eurázsiai hód (hu) … and 26 more languages
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