Consider the following fauna:

1. Lion-tailed Macaque

2. Malabar Civet

3. Sambar Deer

How many of the above are generally nocturnal or most active after sunset?

Question

Question

This question was previously asked in

UPSC Civil Services Prelims 2023: General Studies (SET - A - Held on 28 May)

Answer 1

The correct answer is Only two

Key Points

Lion-tailed Macaque:
- Diurnal Species: The Lion-tailed Macaque is a diurnal species, meaning it is active during the day.
- Troop Structure: They live in troops typically consisting of 19-25 individuals, with usually only one adult male.
- Human-like Behavior: As non-human primates, they exhibit behaviors similar to humans.
- Formidable Appearance: Despite being small, an adult male can appear formidable when threatened, with bared canines, erect tail, and fur standing on end.
Malabar Civet:
- Nocturnal Animal: The Malabar Civet is a nocturnal and elusive species.
- Endemic to the Western Ghats: It is endemic to the Western Ghats of India.
- Critically Endangered: The Malabar Civet is listed as 'Critically Endangered' by the IUCN and is among the 15 most threatened mammals globally.
Sambar Deer:
- Crepuscular Behavior: Sambar Deer are primarily crepuscular, being most active during dawn and dusk.
- Ecosystem Importance: They are preyed upon by Indian Leopards, Bengal Tigers, and Dholes, making them a key component of their ecosystems.
- Nocturnal Activity: While primarily crepuscular, they can also exhibit nocturnal behavior and may be active at night.