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Mara / Patagonian Cavy

Dolichotis patagonum

Trust is good, but control is better!

While other rodents aren't particularly faithful, the mara is monogamous. If a compatible pair finds each other in the Pampa, the grasslands of Patagonia, they stay together for life.

The female, however, is followed everywhere she goes by her mate. The reasons for this male control are not based on unfounded jealousy. Since the female is fertile only twice a year for a few hours at a time, he simply cannot afford to have another male around during that time.

Did you know?

Although maras form monogamous pairs, several of them share a communal burrow. While each mother takes care to nurse only her own young by recognizing them by scent, every now and then a foreign young one manages to get a sip as well.

Mara at the Zoo in Styria
Mara at the Zoo in Styria
Mara at the Zoo in Styria
Mara at the Zoo in Styria
Mara at the Zoo in Styria
OrderRodents
FamilyGuinea pigs
DistributionCentral and Southern Argentina
Habitat
Grasslands and scrublands, savanna
Open scrubland and grasslands, semi-steppes, pampas
Food
Herbivores
mainly grasses and herbs
Activity
diurnal
Maras are diurnal animals
Weight8–16 kg
SizeBody length: 65–75 cm
Service life15 years
ReproductionAfter a gestation period of 3 months, 1–3 young are born, which remain with their mother for about 9 months. Maras nurse their young while sitting.
Risk
Level 2
Their numbers are declining due to the loss of habitat to agriculture, as well as competition from the European hare, which has been introduced to South America.
EnemiesPuma, various other predators (fox, mustelids), humans
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