Explanation

Radio telemetry is commonly used to track amphibians

But can only be used on relatively large individuals.

Harmonic direction finding can be used to track smaller animals, but its effectiveness has not been fully evaluated.

Explanation

 Brood stock fish are parent fish from which fry and fingerlings are produced. ... production mainly depends on healthy, good quality mature brood stocks.

Explanation

 Pangolins, sometimes known as scaly anteaters, are mammals of the order Pholidota

The one extant family, the Manidae, has three genera: Manis, Phataginus, and Smutsia.

Domain: Eukaryota

Kingdom: Animalia

Phylum: Chordata

Class: Mammalia

Mirorder: Ferae

Clade: Pholidotamorpha

Order: Pholidota

Weber, 1904

Explanation

Phenology examines the timing of recurring natural events, such as the flowering of a plant, the arrival of a migrant bird, or the emergence of a caterpillar, with seasonal climatic changes. 

Explanation

Explanation

 The first true mammals evolved during the Triassic Period (around 225 million years ago), emerging from therapsid reptiles.

Explanation

The kidney is the primary excretory organ in fishes, responsible for osmoregulation and excretion of nitrogenous wastes.

However, gills and skin also play minor roles in excretion.

Explanation

Mesohyl is a gelatinous, protein-rich layer found in sponges, acting as a connective tissue between their inner and outer layers.

Explanation

The Houbara Bustard is called "Tiloor" and is located locally in some parts of India.

In Balochistan, Pakistan, it is known as the "provincial bird

Explanation

Some species of turtles, like the Galápagos tortoise and Aldabra tortoise, can live over 150 years.

The ocean-dwelling Greenland shark holds the record for the longest lifespan among vertebrates, living over 400 years.